Cadillac · 2019-2025
XT4 — E2 (2019–2025)
xt4 · xt4 luxury · xt4 premium luxury · xt4 sport
202 option rows 202 RPO codes 1 model years
100% Factory-verified
- ✓ Factory-verified · 202
- ● Confirmed · 0
- ◑ Single-source · 0
- ⚠ Disputed · 0
Applicable options
Documented RPO codes
| Code | Option | Years | Notes & factory source | Confidence |
|---|---|---|---|---|
| Engines | ||||
| LSY | Engine, 2.0L turbo, 4 cylinder, SIDI | 2025 | Premium Luxury, Sport: S; 235 hp at 5000 rpm, 258 lb-ft at 1500–4000 rpm | Factory-verified |
| Transmissions | ||||
| M3H | Transmission, 9 speed automatic, electronically controlled | 2025 | Premium Luxury, Sport: S | Factory-verified |
| Axles | ||||
| F48 | Drivetrain, all-wheel drive | 2025 | 1SE, 1SG: S; 1SD, 1SF: not available | Factory-verified |
| FHB | Axle, 3.47 ratio | 2025 | Premium Luxury, Sport: S | Factory-verified |
| FWD | Drivetrain, front-wheel drive | 2025 | 1SD, 1SF: S; 1SE, 1SG: not available | Factory-verified |
| Packages & Trims | ||||
| 1SD | Trim group, Premium Luxury, FWD | 2025 | model 6ZC26; the guide's FWD and F48 rows show 1SD as FWD; only in: Premium Luxury | Factory-verified |
| 1SE | Trim group, Premium Luxury, AWD | 2025 | model 6ZC26; the guide's FWD and F48 rows show 1SE as AWD; only in: Premium Luxury | Factory-verified |
| 1SF | Trim group, Sport, FWD | 2025 | model 6ZE26; the guide's FWD and F48 rows show 1SF as FWD; only in: Sport | Factory-verified |
| 1SG | Trim group, Sport, AWD | 2025 | model 6ZE26; the guide's FWD and F48 rows show 1SG as AWD; only in: Sport | Factory-verified |
| 5WF | LPO, battery protection package | 2025 | Premium Luxury, Sport: O; includes battery tender, 110V plug-in cord and carrying case with logo | Factory-verified |
| AS2 | Active safety package | 2025 | Premium Luxury, Sport: S; includes KSG, UKM, UXP, UKK, UOW, UVX, UGN, UVZ and CTB | Factory-verified |
| CWM | Technology package | 2025 | Premium Luxury, Sport: O; includes UV6, DRZ, CWA, N38 and K4C | Factory-verified |
| PCP | LPO, Onyx Lite package | 2025 | Premium Luxury: not available; Sport: O; includes 5JW wheels, 5ZC center cap, RIK nameplate and SFZ emblems; not with PDL, PDJ or PDK | Factory-verified |
| PDB | LPO, Onyx package | 2025 | Premium Luxury: O; Sport: not available; includes RZ9 grille, 5JW wheels, 5ZC center cap, RIK nameplate and SFZ emblems; not with PDV, PDL, PDJ or PDK | Factory-verified |
| LPO, floor liner package | 2025 | Premium Luxury, Sport: O; includes RIA and CAV; not with PDH or PDY | Factory-verified | |
| PDH | LPO, interior protection package | 2025 | Premium Luxury, Sport: O; includes VAV and CAV; not with PDF | Factory-verified |
| PDJ | LPO, Bronze accent package | 2025 | Premium Luxury, Sport: O; includes SB9, SFZ, SSJ, 5ZD, SJ9 and RIK | Factory-verified |
| PDK | LPO, Red accent package | 2025 | Premium Luxury, Sport: O; includes SB9, SFZ, SKX, 5ZE, SJ9 and RIK | Factory-verified |
| PDL | LPO, Blue accent package | 2025 | Premium Luxury, Sport: O; includes SB9, SFZ, 5JW, 5ZF, SJ9 and RIK | Factory-verified |
| PDV | LPO, Radiant package | 2025 | Premium Luxury: O; Sport: not available; includes SFZ emblems, SJA grille and SSE wheels; not with PDB, PDL, PDJ or PDK | Factory-verified |
| PDY | LPO, premium carpet package | 2025 | Premium Luxury, Sport: O; includes VYW and W0A; not with PDF | Factory-verified |
| SB9 | LPO, body decal package | 2025 | Premium Luxury, Sport: O; Bronze with PDJ, Red with PDK, Blue with PDL; included only with those packages | Factory-verified |
| V92 | Trailering package | 2025 | Premium Luxury, Sport: O; includes V08 heavy-duty cooling and VR2 trailer hitch receiver | Factory-verified |
| WPC | Comfort and convenience package | 2025 | Premium Luxury, Sport: O; includes A7K, AF6, AKE and KU9; requires Y19 and a listed interior color | Factory-verified |
| Y19 | Cold weather package | 2025 | Premium Luxury, Sport: O; includes KA1, KA6 and KI3 | Factory-verified |
| Equipment | ||||
| 4G7 | Wheel, spare, 17" (43.2 cm) steel | 2025 | Premium Luxury, Sport: O; not with KTI | Factory-verified |
| 5JW | LPO, wheels, 20" (50.8 cm) Multi-Spoke Reverse Rim alloy, Low Gloss Black finish | 2025 | Premium Luxury, Sport: O; included only with PDB, PCP or PDL | Factory-verified |
| 5RU | LPO, sill plate, rear cargo, illuminated | 2025 | Premium Luxury, Sport: O | Factory-verified |
| 5ZB | LPO, wheel center cap, Bright | 2025 | Premium Luxury, Sport: O; included only with SSE | Factory-verified |
| 5ZC | LPO, wheel center cap, Black | 2025 | Premium Luxury, Sport: O; included only with PDB (Premium Luxury) or PCP (Sport) | Factory-verified |
| 5ZD | LPO, wheel center cap, Bronze | 2025 | Premium Luxury, Sport: O; included only with SSJ | Factory-verified |
| 5ZE | LPO, wheel center cap, Red | 2025 | Premium Luxury, Sport: O; included only with SKX | Factory-verified |
| 5ZF | LPO, wheel center cap, Blue | 2025 | Premium Luxury, Sport: O; included only with PDL | Factory-verified |
| A2X | Seat adjuster, driver 8 way power | 2025 | Premium Luxury, Sport: S | Factory-verified |
| A45 | Memory, driver, recalls 2 presets for 8 way power driver seat and outside mirror | 2025 | Premium Luxury, Sport: S | Factory-verified |
| A7J | Seat adjuster, passenger 6 way power | 2025 | Premium Luxury, Sport: S; upgradeable to A7K with WPC | Factory-verified |
| A7K | Seat adjuster, passenger 8 way power | 2025 | Premium Luxury, Sport: O; included only with WPC | Factory-verified |
| AF6 | Seat, driver power lumbar massage | 2025 | Premium Luxury, Sport: O; included only with WPC | Factory-verified |
| AHE | Seat, driver power seatback bolster | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| AHH | Seat, front passenger power seatback bolster | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| AJC | Head restraints, front, 2 way adjustable (up/down) | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AKE | Seat, front passenger power lumbar massage | 2025 | Premium Luxury, Sport: O; included only with WPC | Factory-verified |
| AL0 | Airbag, passenger sensing system, sensor indicator inflatable restraint, front passenger and child presence detector | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AR9 | Seats, front bucket | 2025 | Premium Luxury, Sport: S | Factory-verified |
| ASV | Sensor, cabin humidity | 2025 | Premium Luxury, Sport: S | Factory-verified |
| ATH | Keyless access, passive entry | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AVK | Seat, driver power lumbar control, 4 way | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AVU | Seat, front passenger power lumbar control, 4 way | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AYR | Head restraints, rear, adjustable, folding | 2025 | Premium Luxury, Sport: S | Factory-verified |
| AYX | Airbags, dual stage frontal, knee and seat-mounted side impact for driver and front passenger, head curtain for all outboard seating positions, rollover protection | 2025 | Premium Luxury, Sport: S | Factory-verified |
| B6K | Sill plate cover, Bright finish, front door opening | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| B72 | Sill plate cover, Sport finish, front door opening | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| BB4 | Floor mats, premium carpeted, front and rear | 2025 | Premium Luxury, Sport: S; deleted when VYW is ordered | Factory-verified |
| C25 | Wiper, rear intermittent | 2025 | Premium Luxury, Sport: S | Factory-verified |
| C3U | Sunroof, power, dual panel glass, tilt and sliding | 2025 | Premium Luxury, Sport: O | Factory-verified |
| C59 | Air vents, rear | 2025 | Premium Luxury, Sport: S | Factory-verified |
| CAV | LPO, cargo liner, integrated | 2025 | Premium Luxury, Sport: O; included only with PDF or PDH; GM listed it as "Cargo liner, LPO" before 2024-10-21 | Factory-verified |
| CE1 | Wipers, front intermittent, Rainsense | 2025 | Premium Luxury, Sport: S | Factory-verified |
| CJ2 | Air conditioning, dual zone automatic climate control | 2025 | Premium Luxury, Sport: S | Factory-verified |
| CTB | Intersection automatic emergency braking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| CWA | Rear camera mirror washer | 2025 | Premium Luxury, Sport: O; included only with CWM | Factory-verified |
| D42 | Cargo shade, rear | 2025 | Premium Luxury, Sport: S | Factory-verified |
| D75 | Door handles, body-color | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| DD8 | Mirror, inside rearview, auto-dimming | 2025 | Premium Luxury, Sport: S; upgradeable to DRZ with CWM | Factory-verified |
| DRZ | Rear camera mirror | 2025 | Premium Luxury, Sport: O; included only with CWM | Factory-verified |
| DYX | Mirrors, outside, heated power-adjustable, power-folding, driver-side auto-dimming, body-color with integrated turn signal indicators | 2025 | Premium Luxury, Sport: S | Factory-verified |
| F45 | Active sport suspension, with continuous damping control | 2025 | Premium Luxury: not available; Sport: O | Factory-verified |
| GGC | Grille, Sport, high-gloss Black mesh | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| HD7 | Door handles, illuminated, body-color with Satin chrome accents | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| HS1 | Safety alert seat | 2025 | Premium Luxury, Sport: S | Factory-verified |
| IVD | Infotainment, Google built-in, curved 33" diagonal advanced color LED display | 2025 | Premium Luxury, Sport: S; navigation, connected apps, driver profiles, voice recognition, wireless phone projection | Factory-verified |
| J61 | Brakes, 4 wheel antilock, 4 wheel disc | 2025 | Premium Luxury, Sport: S | Factory-verified |
| J71 | Brake, electronic parking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| JF5 | Pedals, sport alloy | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| K03 | Engine block heater, 110V | 2025 | Premium Luxury, Sport: O | Factory-verified |
| K4C | Wireless phone charging | 2025 | Premium Luxury, Sport: O; included only with CWM | Factory-verified |
| KA1 | Seats, heated, driver and front passenger | 2025 | Premium Luxury, Sport: O; included only with Y19 | Factory-verified |
| KA6 | Seats, heated, rear outboard seating positions | 2025 | Premium Luxury, Sport: O; included only with Y19 | Factory-verified |
| KBC | Steering wheel, paddle shift controls | 2025 | Premium Luxury, Sport: S | Factory-verified |
| KI3 | Steering wheel, heated | 2025 | Premium Luxury, Sport: O; included only with Y19 | Factory-verified |
| KL9 | Automatic stop/start, with disable | 2025 | Premium Luxury, Sport: S | Factory-verified |
| KSG | Adaptive cruise control | 2025 | Premium Luxury, Sport: S | Factory-verified |
| KTI | Tire inflator kit | 2025 | Premium Luxury, Sport: S; deleted when 4G7 is ordered | Factory-verified |
| KU9 | Seats, ventilated, driver and front passenger | 2025 | Premium Luxury, Sport: O; included only with WPC | Factory-verified |
| MDE | Moldings, bodyside, brushed aluminum finish, window surround | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| MFI | Moldings, bodyside, gloss Black finish, window surround | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| N37 | Steering column, manual rake and telescoping | 2025 | Premium Luxury, Sport: S; upgradeable to N38 with CWM | Factory-verified |
| N38 | Steering column, power rake and telescoping | 2025 | Premium Luxury, Sport: O; included only with CWM | Factory-verified |
| NK4 | Steering wheel, leather-wrapped, Sport | 2025 | Premium Luxury: not available; Sport: S; added to the guide 2024-08-26 | Factory-verified |
| NKC | Active noise cancellation | 2025 | Premium Luxury, Sport: S | Factory-verified |
| P0J | OnStar Security, 24 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0K | OnStar Security, 36 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0L | OnStar Security, 48 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0Q | OnStar Security, 60 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0U | OnStar Security, 12 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0V | OnStar Insights, 12 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0W | OnStar Insights, 24 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0X | OnStar Insights, 36 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0Y | OnStar Insights, 48 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| P0Z | OnStar Insights, 60 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| PPW | Wireless Apple CarPlay, wireless Android Auto | 2025 | Premium Luxury, Sport: S | Factory-verified |
| PR6 | SiriusXM, additional 9 months, SXM Platinum Plan | 2025 | Premium Luxury, Sport: O; requires U2K; fleet or government order types only | Factory-verified |
| PR7 | SiriusXM, additional 21 months, SXM Platinum Plan | 2025 | Premium Luxury, Sport: O; requires U2K; fleet or government order types only | Factory-verified |
| PR8 | SiriusXM, additional 33 months, SXM Platinum Plan | 2025 | Premium Luxury, Sport: O; requires U2K; fleet or government order types only | Factory-verified |
| PXD | Wheels, 18" (45.7 cm) Split 5-Spoke alloy, Diamond Cut/Deep Space Gray finish | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| PYR | Wheels, 18" (45.7 cm) Tri 5-Spoke alloy, Pearl Nickel finish | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| Q7R | Wheels, 20" (50.8 cm) Dynamic 7-Spoke alloy, Diamond Cut/Medium Android finish | 2025 | Premium Luxury: O; Sport: not available | Factory-verified |
| Q86 | Wheels, 20" (50.8 cm) Dynamic Multi-Spoke alloy, Diamond Cut/Dark Android finish | 2025 | Premium Luxury: not available; Sport: O | Factory-verified |
| QCS | Tire, spare, T145/70R17 | 2025 | Premium Luxury, Sport: O; included only with 4G7; replaces KTI | Factory-verified |
| R6P | SiriusXM, 3 years | 2025 | Premium Luxury, Sport: O; requires U2K; TRE or SRE order types only; first listed 2024-08-05 | Factory-verified |
| R8G | OnStar One Business Plus, 12 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| R8P | OnStar One Business Plus, 36 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| R8W | OnStar One Business Plus, 60 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| R8Z | OnStar One Business Plus, 48 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| R9L | OnStar Basics, deleted (OnStar Fleet Basics for Fleet) | 2025 | Premium Luxury, Sport: O; requires UE1; only for vehicles shipped to Puerto Rico, the Virgin Islands or Guam | Factory-verified |
| R9V | Mobile Service Plus, 4 years | 2025 | Premium Luxury, Sport: O; dealers with BFU 284 only; not with R9Y | Factory-verified |
| R9W | Mobile Service Plus, deleted | 2025 | Premium Luxury, Sport: O; dealer-margin delete code; dealers with BFU 284 only | Factory-verified |
| R9Y | Mobile Service Plus, 1 year | 2025 | Premium Luxury, Sport: O; dealers with BFU 284 only; not with R9V; added 2025-05-26 | Factory-verified |
| RFH | OnStar One Business Plus, 24 months of service | 2025 | Premium Luxury, Sport: O; requires UE1; US fleet or government order types only | Factory-verified |
| RIA | LPO, floor liners, contoured | 2025 | Premium Luxury, Sport: O; included only with PDF; GM listed it as "All-weather floor liner" before 2024-10-21 | Factory-verified |
| RIK | LPO, XT4 nameplate, Gloss Black, rear liftgate | 2025 | Premium Luxury, Sport: O; included only with PDB, PCP or the accent packages | Factory-verified |
| RWU | LPO, cargo area organizer, collapsible | 2025 | Premium Luxury, Sport: O | Factory-verified |
| RYT | LPO, first aid kit, Cadillac Edition | 2025 | Premium Luxury, Sport: O | Factory-verified |
| RZ9 | LPO, grille, Black surround with Black mesh | 2025 | Premium Luxury: O; Sport: not available; included only with PDB | Factory-verified |
| S08 | LPO, highway safety kit | 2025 | Premium Luxury, Sport: O | Factory-verified |
| SFE | LPO, wheel locks, 4 locks and 1 key | 2025 | Premium Luxury, Sport: O; not with 5JW, SSJ or SKX | Factory-verified |
| SFZ | LPO, emblems, Cadillac, monochrome | 2025 | Premium Luxury, Sport: O; included with PDB, PCP, PDV and the accent packages | Factory-verified |
| SJ9 | LPO, grille, color splash | 2025 | Premium Luxury, Sport: O; included only with PDL, PDJ or PDK | Factory-verified |
| SJA | LPO, grille, Galvano surround with Galvano finish | 2025 | Premium Luxury: O; Sport: not available; included with PDV | Factory-verified |
| SKO | LPO, seatback organizer | 2025 | Premium Luxury, Sport: O | Factory-verified |
| SKX | LPO, wheels, 20" (50.8 cm) Multi-Spoke Reverse Rim alloy, Red finish | 2025 | Premium Luxury, Sport: O; included with PDK | Factory-verified |
| SSE | LPO, wheels, 20" (50.8 cm) Multi-Spoke Reverse Rim alloy, Polished finish | 2025 | Premium Luxury, Sport: O; included with PDV; includes 5ZB | Factory-verified |
| SSJ | LPO, wheels, 20" (50.8 cm) alloy, Bronze finish | 2025 | Premium Luxury, Sport: O; included with PDJ; includes 5ZD | Factory-verified |
| T4L | Headlamps, LED | 2025 | Premium Luxury, Sport: S | Factory-verified |
| T7E | Daytime running lamps, LED | 2025 | Premium Luxury, Sport: S | Factory-verified |
| TC2 | Liftgate, hands-free, open and close with motion sense, programmable memory height | 2025 | Premium Luxury, Sport: S | Factory-verified |
| TDM | Teen Driver | 2025 | Premium Luxury, Sport: S | Factory-verified |
| TQ5 | IntelliBeam, automatic high beam on/off | 2025 | Premium Luxury, Sport: S | Factory-verified |
| TSQ | Lighting, interior ambient accent | 2025 | Premium Luxury, Sport: S | Factory-verified |
| TTW | Headlamp control, automatic on/off with tunnel detection | 2025 | Premium Luxury, Sport: S | Factory-verified |
| U2K | SiriusXM with 360L, trial subscription | 2025 | Premium Luxury, Sport: S | Factory-verified |
| U5G | 5G vehicle connectivity | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UD7 | Rear park assist | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UE1 | OnStar services capable | 2025 | Premium Luxury, Sport: S; service plan required | Factory-verified |
| UEU | Forward collision alert | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UFB | Rear cross traffic braking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UG1 | Universal home remote | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UGC | Turn signal, front lamp, LED | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UGN | Enhanced automatic emergency braking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UH5 | Seat belt indicator, second row | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UKI | Blind zone steering assist | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UKK | Rear pedestrian alert | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UKM | Lane keep assist with lane departure warning, enhanced | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UKT | Front pedestrian and bicyclist braking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UOW | Side bicyclist alert | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UQG | Audio system, 7 speaker | 2025 | Premium Luxury, Sport: S; upgradeable to UQS | Factory-verified |
| UQS | Audio system, AKG 14 speaker | 2025 | Premium Luxury, Sport: O | Factory-verified |
| UV6 | Head-up display, full-color, reconfigurable | 2025 | Premium Luxury, Sport: O; included only with CWM | Factory-verified |
| UVX | Traffic sign recognition, enhanced, sensor indicator | 2025 | Premium Luxury, Sport: S; added to the guide 2024-08-05 | Factory-verified |
| UVZ | Reverse automatic braking | 2025 | Premium Luxury, Sport: S | Factory-verified |
| UXP | HD surround vision | 2025 | Premium Luxury, Sport: S | Factory-verified |
| V08 | Cooling system, heavy-duty | 2025 | Premium Luxury, Sport: O; included only with V92 | Factory-verified |
| V33 | Tool kit, road emergency | 2025 | Premium Luxury, Sport: O; included only with 4G7; not with KTI | Factory-verified |
| V3L | Grille, bright accents | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| V6K | Roof rails, longitudinal, brushed aluminum finish | 2025 | Premium Luxury: S; Sport: not available | Factory-verified |
| VAB | Roof rails, longitudinal, gloss Black finish | 2025 | Premium Luxury: not available; Sport: S | Factory-verified |
| VAV | LPO, floor mats, all-weather, front and rear | 2025 | Premium Luxury, Sport: O; included only with PDH | Factory-verified |
| VK3 | License plate bracket, front | 2025 | Premium Luxury, Sport: O; forced on orders shipping to states that require a front plate | Factory-verified |
| VQK | LPO, splash guards, molded, Black, front and rear | 2025 | Premium Luxury: O; Sport: not available | Factory-verified |
| VQP | LPO, roof rack cross rails, Bright | 2025 | Premium Luxury: O; Sport: not available | Factory-verified |
| VQQ | LPO, roof rack cross rails, Black | 2025 | Premium Luxury: not available; Sport: O | Factory-verified |
| VR2 | Trailer hitch receiver, 2 inch | 2025 | Premium Luxury, Sport: O; included only with V92 | Factory-verified |
| VTI | Active aero shutters, front | 2025 | Premium Luxury, Sport: S; deleted when V92 is ordered | Factory-verified |
| VV4 | Wi-Fi hotspot capable | 2025 | Premium Luxury, Sport: S | Factory-verified |
| VYW | LPO, floor mats, premium carpeted, front and rear | 2025 | Premium Luxury, Sport: O; included only with PDY | Factory-verified |
| W0A | LPO, cargo mat, premium carpet, Black | 2025 | Premium Luxury, Sport: O; included only with PDY | Factory-verified |
| W2D | LPO, cargo net, vertical | 2025 | Premium Luxury, Sport: O; not with WH6 | Factory-verified |
| WH6 | LPO, cargo net, horizontal | 2025 | Premium Luxury, Sport: O; not with W2D | Factory-verified |
| XD7 | Tires, P235/60R18 all-season | 2025 | Premium Luxury, Sport: S | Factory-verified |
| XD9 | Tires, P245/45R20 all-season | 2025 | Premium Luxury, Sport: O; included only with Q7R (Premium Luxury) or Q86 (Sport) | Factory-verified |
| Paint | ||||
| G1W | Crystal White Tricoat | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-140X | Factory-verified |
| G5D | Latte Metallic | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-615G | Factory-verified |
| G6I | Emerald Lake Metallic | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-616D | Factory-verified |
| GB8 | Stellar Black Metallic | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-384A | Factory-verified |
| GNT | Radiant Red Tintcoat | 2025 | Premium Luxury, Sport: O; extra charge; not with Sedona/Jet Black interior; touch-up paint WA-170H | Factory-verified |
| GXD | Argent Silver Metallic | 2025 | Premium Luxury, Sport: O; touch-up paint WA-130H | Factory-verified |
| GXF | Midnight Sky Metallic | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-132H | Factory-verified |
| GXP | Deep Sea Metallic | 2025 | Premium Luxury, Sport: O; extra charge; touch-up paint WA-136H | Factory-verified |
| Interior Trim | ||||
| H0Y | Interior trim, Jet Black, leather seating surfaces, Luminary Precision genuine aluminum trim | 2025 | Premium Luxury: O; Sport: not available | Factory-verified |
| H1Y | Interior trim, Jet Black, leather seating surfaces with mini-perforated inserts, Luminary Precision genuine aluminum trim | 2025 | Premium Luxury: O; Sport: not available; requires WPC | Factory-verified |
| H8M | Interior trim, Oxford Stone/Jet Black, leather seating surfaces, Fineline Calico high-gloss genuine wood trim | 2025 | Premium Luxury: O; Sport: not available | Factory-verified |
| H8N | Interior trim, Oxford Stone/Jet Black, leather seating surfaces with mini-perforated inserts, Fineline Calico high-gloss genuine wood trim | 2025 | Premium Luxury: O; Sport: not available; requires WPC | Factory-verified |
| H8S | Interior trim, Jet Black with Santorini Blue accents, Inteluxe seats, Twenty Two high-gloss genuine Carbon Fiber trim | 2025 | Premium Luxury: not available; Sport: O | Factory-verified |
| H8T | Interior trim, Jet Black with Santorini Blue accents, leather seating surfaces with mini-perforated inserts, Twenty Two high-gloss genuine Carbon Fiber trim | 2025 | Premium Luxury: not available; Sport: O; requires WPC | Factory-verified |
| HRX | Interior trim, Sedona/Jet Black, leather seating surfaces with mini-perforated inserts, Linear Galaxy high-gloss genuine wood trim | 2025 | Premium Luxury, Sport: O; requires WPC | Factory-verified |
| HSP | Interior trim, Sky Cool Gray/Jet Black with Santorini Blue accents, leather seating surfaces with mini-perforated inserts, Twenty Two high-gloss genuine Carbon Fiber trim, Jet Black accent inserts in seatback | 2025 | Premium Luxury: not available; Sport: O; requires WPC | Factory-verified |
| Internal / Process | ||||
| FE9 internal | Emissions, Federal requirements | 2025 | Premium Luxury, Sport: O | Factory-verified |
| NB8 internal | Emissions override, California | 2025 | Premium Luxury, Sport: O; lets a dealer in a California-emissions state order Federal emissions; requires FE9 | Factory-verified |
| NB9 internal | Emissions override, state-specific | 2025 | Premium Luxury, Sport: O; swaps between YF5 and NE1 emissions for registration in the other group of states | Factory-verified |
| NC7 internal | Emissions override, Federal | 2025 | Premium Luxury, Sport: O; for Federal-emissions states ordering YF5 or NE1; requires YF5 or NE1 | Factory-verified |
| NE1 internal | Emissions, Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont, Virginia and Washington state requirements | 2025 | Premium Luxury, Sport: O | Factory-verified |
| YF5 internal | Emissions, California state requirements | 2025 | Premium Luxury, Sport: O | Factory-verified |
Source document: cadillac/xt4-e2.md. Rows marked — record an option the factory offered whose RPO code is not documented in the consulted sources.