Standard Rear Axle Option Only
3.21 ratio
3.55 ratio
3.90 ratio
Standard Rear Axle Option Only
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.55 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
SRW semi-floating
SRW 14 bolt cover
DRW 146" WB 9-3/4" ring gear
DRW 5700 GVW (125" WB, 8-454)
30 HD wide track (opt 5T2)
DRW 125" WB 9-3/4" ring gear
DRW 10-1/2" ring gear 125" WB
SRW full-floating 13x2-1/2 brakes
DRW 6200 GVW 146" WB
DRW 7500 GVW
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
10 bolt cover 5500 lb 3.55 ratio
SRW semi-floating
SRW full-floating
3500 HD drum Rear brakes
3500 HD wide track (opt 5T2)
3500 HD w/o wide track
DRW 125" WB 10-1/2" ring gear
DRW 7500 GVW (146" WB)
SRW full-floating 13x2-1/2 brakes
DRW 146" WB 10-1/2" ring gear
4.10 ratio (opt GT5)
3.23 ratio (opt GU5)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
4.11 ratio (opt HO4)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
disc rear brakes w/o traction control
LT AT 2.92 ratio (opt GW8)
LT MT
ZL1 AT
MT transmission opt MM6 Z28
SS AT
AT 3.6L
disc rear brakes 10 bolt cover
LS AT 3.27 ratio (opt GW6)
MT transmission opt MM6 SS
(round cover) 11x10-1/4 SW
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 Sdn 11" brakes
7.625" ring gear
(round cover) 11x10-1/4 5" BC exc. SW
8.5" ring gear SW
(round cover) 10-1/4x9-1/2
round cover 11x10-1/4 4-3/4" BC
round cover 10-1/4x9-1/2 5" BC
Standard Rear Axle Option Only
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.21 ratio (opt HC8)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 off road suspension (opt Z71)
4x4 3.73 ratio (opt GT4)
4x2 sport suspension (opt ZQ8)
4x4 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
active brake control (opt JL4)
3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
10-1/2" ring gear (3.54 ratio, opt GH0)
9-1/2" ring gear (3.42 ratio, opt GU6)
exc. cutaway
cutaway SRW 9-1/2" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
cutaway SRW 9-3/4" ring gear
cutaway DRW 10-3/4" ring gear
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 3.73 ratio (opt GT4)
30 Series SRW 3.42 axle ratio (opt GU6)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 3.73 ratio (opt GT4)
30 Series SRW 4.10 ratio (opt GT5)
30 Series SRW 4.56 ratio (opt HC4)
30 Series drum rear brakes DRW
20 Series 3.42 axle ratio (opt GU6)
20 Series 4.10 ratio (opt GT5)
20 Series 3.21 ratio (opt HC8)
30 Series drum rear brakes SRW
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC
(8.5" ring gear, w/rear disc brakes)
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 4-3/4" BC
cut-out cover SW
(round cover) 11x10-1/4 4-3/4" BC
round cover 10-1/4x9-1/2 5" BC
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
Regular Cab 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
full-floating axle 3.73 ratio (opt GT4)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
Classic style 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 3.23 ratio (opt GU5)
ABS MT 1.6L (5.12 ratio)
ABS AT (4.88 ratio)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
ABS MT (4.62 ratio)
MT (5.12 ratio)
AT Calif (4.30 ratio)
ABS MT 2.0L (4.62 ratio)
ABS 2 Dr MT (5.12 ratio)
AT Fed (4.62 ratio)
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
5.3L 4.10 ratio
5.3L 3.42 ratio
6.0L
5.3L 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 18" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)