Standard Rear Axle Option Only
3.55 ratio
3.90 ratio
3.21 ratio
Standard Rear Axle Option Only
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
DRW 5700 GVW (125" WB, 8-454)
SRW full-floating
exc. 30 HD SRW semi-floating
DRW 10-1/2" ring gear 125" WB
DRW 9-3/4" ring gear 146" WB
SRW 10 bolt cover
exc. 30 HD DRW
DRW 6200 GVW 146" WB
SRW full-floating 13x2-1/2 brakes
DRW 146" WB 10-1/2" ring gear
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
exc. 3500 HD SRW semi-floating
DRW 146" WB 9-3/4" ring gear
DRW 10-1/2" ring gear 146" WB
DRW 5700 GVW (125" WB, 8-454)
12 bolt cover 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
SRW full-floating 13x2-1/2 brakes
DRW 10-1/2" ring gear 125" WB
DRW 9-3/4" ring gear 146" WB
3500 HD wide track (opt 5T2)
4.10 ratio (opt GT5)
2.73 ratio (opt GU2)
4.11 ratio (opt HO4)
3.73 ratio (opt GT4)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
3.23 ratio (opt GU5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
LS MT
AT transmission opt MYD
w/o traction control
MT transmission opt MM6 SS
MT transmission opt MM6 Z28
MT transmission opt MM6
MT transmission opt MG9
disc rear brakes cast iron caliper
LS AT 3.27 ratio (opt GW6)
SS MT
(round cover) 10-1/4x9-1/2
cut-out cover 4-3/4" BC
round cover 11x10-1/4 5" BC
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 5" BC SW
7.625" ring gear
cut-out cover 5" BC SW
(round cover) 10-1/4x9-1/2 5" BC
(round cover) 11x10-1/4 SW
Standard Rear Axle Option Only
4x2 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 off road suspension (opt Z71)
4x2 sport suspension (opt ZQ8)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
(AWD)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
active brake control (opt JL4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
10-1/2" ring gear
7300 GVW (opt C6A)
9-3/4" ring gear 7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
cutaway DRW 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van SRW 9-1/2" ring gear
cutaway DRW 10-3/4" ring gear
cutaway SRW 9-1/2" ring gear
cutaway DRW
exc. cutaway
cutaway DRW 3.73 ratio (opt GT4)
30 Series SRW 4.10 ratio (opt GT5)
20 Series
20 Series 3.21 ratio (opt HC8)
30 Series DRW removable carrier
20 Series 3.42 axle ratio (opt GU6)
30 Series drum rear brakes DRW
20 Series 3.73 ratio (opt GT4)
20 Series 4.56 ratio (opt HC4)
20 Series 4.10 ratio (opt GT5)
30 Series DRW removable carrier early
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC
cut-out cover 5" BC exc. SW
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover SW
(8.5" ring gear, w/rear disc brakes)
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC
round cover 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 4-3/4" BC
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
Regular Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
10.5" 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)
10.50" ring gear 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
semi-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 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
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 3.21 ratio (opt HC8)
4x2 (3.73 ratio, opt GT4)
4x4 (3.73 ratio, opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.21 ratio (opt HC8)
4 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 3.23 ratio (opt GU5)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
4x2 police (opt PPV)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.42 axle ratio (opt GU6)
Classic style 4x4 3.73 ratio (opt GT4)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
AT Calif (4.30 ratio)
MT (5.12 ratio)
w/o ABS AT (4.88 ratio)
ABS AT (4.88 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
AT Fed (4.62 ratio)
ABS 4 Dr (5.12 ratio)
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.73 ratio
5.3L 3.42 ratio
4.2L 17" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 18" wheel 4.10 ratio
4.2L 18" wheel 3.42 ratio
5.3L 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)