Fits these vehicles with these options:
AVALANCHE 1500 02-04 Front Axle; 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 01 Front Axle; exc. Crew Cab; exc. C3; 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 02-05 Front Axle; exc. Crew Cab; 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 04-05 Front Axle; Crew Cab, 6 lug wheel, 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 06 Front Axle; 6 lug wheel, 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 07 Front Axle; classic style (creased door skin), 6 lug wheel, 3.73 ratio (opt GT4)
SIERRA 1500 PICKUP 99-00 Front Axle; 3.73 ratio (opt GT4)
SILVERADO 1500 PICKUP 01-02 Front Axle; exc. Crew Cab; 3.73 ratio (opt GT4)
SILVERADO 1500 PICKUP 03-06 Front Axle; exc. Crew Cab; w/o AWD; 3.73 ratio (opt GT4)
SILVERADO 1500 PICKUP 04-06 Front Axle; Crew Cab, 6 lug wheel, 3.73 ratio (opt GT4)
SILVERADO 1500 PICKUP 07 Front Axle; classic style (creased door skin), 6 lug wheel, 3.73 ratio (opt GT4)
SILVERADO 1500 PICKUP 99-00 Front Axle; 3.73 ratio (opt GT4)
SUBURBAN 1500 00-02 Front Axle; 3.73 ratio (opt GT4)
SUBURBAN 1500 03-04 Front Axle; w/o AWD; 3.73 ratio (opt GT4)
SUBURBAN 1500 06 Front Axle; 3.73 ratio (opt GT4), w/o AWD
TAHOE 00 Front Axle; Silverado style, 3.73 ratio (opt GT4)
TAHOE 01-02 Front Axle; 3.73 ratio (opt GT4)
TAHOE 03-04 Front Axle; w/o AWD; 3.73 ratio (opt GT4)
TAHOE 06 Front Axle; 3.73 ratio (opt GT4)
YUKON 00-02 Front Axle; exc. Denali; 3.73 ratio (opt GT4)
YUKON 03-04 Front Axle; w/o AWD; 3.73 ratio (opt GT4)
YUKON 06 Front Axle; 3.73 ratio (opt GT4), w/o AWD
YUKON XL 1500 00 Front Axle; 3.73 ratio (opt GT4)
YUKON XL 1500 01-02 Front Axle; exc. Denali; 3.73 ratio (opt GT4)
YUKON XL 1500 03-04 Front Axle; w/o AWD; 3.73 ratio (opt GT4)
YUKON XL 1500 06 Front Axle; 3.73 ratio (opt GT4), w/o AWD
MY7 TUG UL2 US9 WH1 XC8 XS4 ZXN
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