Chassis, continuously variable real time damping

Years 1996–02, 2025–26 Models 3 Factory citations 14

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Also described as Chassis, continuous damping adaptive ride control

Also documented for Buick Cadillac GMC

Documented applications

Corvette — C4 (1984–1996)

1996 Factory-verified

1996 order guide (p.83): selective real time damping, requires AG1 and AG2, not with Z51

GM Heritage factory kit — 1996 Chevrolet Corvette, p.62.

Corvette — C5 (1997–2004)

1997–2002 Factory-verified

the 1997–2000 lists print "Selective Real Time Damping"; the 1997–1999 order guides call it continuously variable real time damping, not available with Z51

GM factory document — 1997 chevrolet corvette rpo code list, p.1.
GM factory document — 1998 chevrolet corvette rpo code list, p.1.
GM factory document — 1999 chevrolet corvette rpo code list, p.1.
GM factory document — 2000 chevrolet corvette rpo code list, p.1.
GM factory document — 2001 chevrolet corvette rpo code list, p.1.
GM factory document — 2002 chevrolet corvette rpo code list, p.1.
GM Heritage factory kit — 1997 Chevrolet Corvette, p.7.
GM Heritage factory kit — 1998 Chevrolet Corvette, p.8.
GM Heritage factory kit — 1999 Chevrolet Corvette, p.16.

Silverado EV — BT1 (2024–2027)

2025–2026 Factory-verified

2025: S in 2SP, 3SP; not offered in 2WT, 5WT, 8WT, 3LT; 2026: S in 2SP, 3SP; not offered in 4WT, 5WT, 8WT, 2LT, 3LT, 4LT, 2TR, 3TR; included with SWS

GM factory document — 2025 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2025 chevrolet silverado ev fleet order guide, p.11.
GM factory document — 2026 chevrolet silverado ev fleet order guide, p.16.

This page aggregates every documented appearance of F45 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.