Standard Rear Axle Option Only
3.21 ratio
3.90 ratio
3.55 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x4 full-floating 4.10 ratio (opt GT5)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
10 bolt cover 3.21 ratio
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
DRW 125" WB 10-1/2" ring gear
DRW 6200 GVW 125" WB
SRW 10 bolt cover
DRW 146" WB 9-3/4" ring gear
DRW 9-3/4" ring gear 146" WB
30 HD w/o wide track
SRW full-floating 13x2-1/2 brakes
DRW 125" WB 9-3/4" ring gear
DRW 10-1/2" ring gear 146" WB
DRW 9-3/4" ring gear 125" WB
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
12 bolt cover 3.90 ratio
12 bolt cover 3.55 ratio
SRW 10 bolt cover
DRW 6200 GVW 125" WB
SRW full-floating
12 bolt cover 3.21 ratio
DRW 10-1/2" ring gear 125" WB
SRW full-floating 13x3-1/2 brakes
DRW 7500 GVW (146" WB)
SRW full-floating 13x2-1/2 brakes
4.10 ratio (opt GT5)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
4.11 ratio (opt HO4)
2.73 ratio (opt GU2)
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
LS AT 3.27 ratio (opt GW6)
AT 6.2L
AT transmission opt MYD
disc rear brakes
LT MT
MT transmission opt MM6 Z28
SS MT
MT transmission opt MG9
AT transmission opt MYC
ZL1 MT
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover SW
cut-out cover exc. SW
7.625" ring gear
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 5" BC exc. SW
Standard Rear Axle Option Only
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 sport suspension (opt ZQ8)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-3/4" ring gear 3.73 ratio (opt GT4)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
10-1/2" ring gear (3.54 ratio, opt GH0)
7300 GVW (opt C6A)
9-3/4" ring gear 7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
cutaway SRW 9-3/4" ring gear
cutaway SRW 10-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway DRW
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
cutaway DRW 10-3/4" ring gear
cutaway DRW 3.73 ratio (opt GT4)
exc. cutaway
30 Series DRW removable carrier late
30 Series DRW removable carrier early
30 Series SRW 4.10 ratio (opt GT5)
20 Series 3.21 ratio (opt HC8)
30 Series SRW 3.73 ratio (opt GT4)
20 Series
20 Series 4.56 ratio (opt HC4)
30 Series SRW 3.21 ratio (opt HC8)
30 Series SRW 3.23 ratio (opt GU5)
30 Series drum rear brakes DRW
cut-out cover 5" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 10-1/4x9-1/2 5" BC
(8.5" ring gear, w/rear disc brakes)
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover 4-3/4" BC
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC SW
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x4 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x4 4.11 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 (3.73 ratio, opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 3.73 ratio (opt GT4)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
ABS 2 Dr MT (5.12 ratio)
ABS MT (4.62 ratio)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
AT (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
ABS 2 Dr AT (4.30 ratio)
w/o ABS MT (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
AT Calif (4.30 ratio)
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 3.73 ratio
5.3L 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.73 ratio
6.0L
4.2L 18" wheel 4.10 ratio
4.2L 17" wheel 3.73 ratio
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)