Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
SRW 14 bolt cover
DRW 125" WB 10-1/2" ring gear
30 HD w/o wide track
DRW 7500 GVW (146" WB)
exc. 30 HD DRW
DRW 6200 GVW 146" WB
DRW 10-1/2" ring gear 125" WB
DRW 146" WB 9-3/4" ring gear
SRW 10 bolt cover
DRW 6200 GVW 125" WB
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
DRW 146" WB 10-1/2" ring gear
DRW 125" WB 10-1/2" ring gear
SRW semi-floating
DRW 10-1/2" ring gear 146" WB
DRW 9-3/4" ring gear 125" WB
SRW 14 bolt cover
10 bolt cover 5500 lb 3.55 ratio
DRW 5700 GVW (125" WB, 8-454)
DRW 146" WB 9-3/4" ring gear
12 bolt cover 3.90 ratio
4.10 ratio (opt GT5)
3.08 ratio (opt GU4)
4.11 ratio (opt HO4)
3.42 axle ratio (opt GU6)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
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)
MT transmission opt MG9
traction control (opt NW9) 3.8L
ZL1 AT
w/o traction control
disc rear brakes w/o traction control
AT transmission opt MYC
MT transmission opt M10
SS AT
traction control (opt NW9) 5.7L
MT transmission opt MM6 Z28
round cover 10-1/4x9-1/2 5" BC
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover SW
(round cover) 11x10-1/4 5" BC SW
round cover 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 5" BC exc. SW
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
8.5" ring gear SW
cut-out cover 5" BC SW
Standard Rear Axle Option Only
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.23 ratio (opt GU5)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
4x2 off road suspension (opt Z71)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
9-3/4" ring gear 7300 GVW (opt C6A)
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
10-1/2" ring gear
9-3/4" ring gear 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway SRW 9-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 10-3/4" ring gear
Cutaway Van SRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
cutaway DRW
Cutaway Van DRW 3.73 ratio (opt GT4)
20 Series
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.23 ratio (opt GU5)
30 Series SRW 3.21 ratio (opt HC8)
30 Series drum rear brakes DRW
20 Series 4.56 ratio (opt HC4)
20 Series 3.21 ratio (opt HC8)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
30 Series DRW removable carrier early
round cover 11x10-1/4 5" BC SW
(8.5" ring gear, w/rear disc brakes)
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 5" BC
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover exc. SW
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
round cover 10-1/4x9-1/2 5" BC
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
4x2 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
9.5" ring gear (14 bolt) brake opt JF3
4x2 3.42 axle ratio (opt GU6)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
Crew Cab 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4 Dr 4x2 3.08 ratio (opt GU4)
MT (5.12 ratio)
ABS MT (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS MT 1.6L (5.12 ratio)
AT Fed (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS 4 Dr (5.12 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
AT Calif (4.30 ratio)
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.42 ratio
5.3L 4.10 ratio
5.3L 3.73 ratio
4.2L 18" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
6.0L
5.3L 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)