Standard Rear Axle Option Only
3.90 ratio
3.55 ratio
3.21 ratio
Standard Rear Axle Option Only
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 model VIN R 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.56 ratio (opt HC4)
30 HD w/o wide track
DRW 6200 GVW 125" WB
exc. 30 HD SRW semi-floating
SRW full-floating
SRW 10 bolt cover
DRW 10-1/2" ring gear 146" WB
30 HD drum Rear brakes
DRW 10-1/2" ring gear 125" WB
SRW 14 bolt cover
DRW 125" WB 10-1/2" ring gear
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.42 axle ratio (opt GU6)
10 bolt cover 6200 lb 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
SRW 10 bolt cover
DRW 7500 GVW
DRW 6200 GVW 146" WB
10 bolt cover 5500 lb 3.55 ratio
12 bolt cover 3.90 ratio
DRW 10-1/2" ring gear 125" WB
exc. 3500 HD SRW semi-floating
DRW 9-3/4" ring gear 146" WB
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
3.23 ratio (opt GU5)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
4.11 ratio (opt HO4)
2.73 ratio (opt GU2)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
AT 6.2L
SS MT
traction control (opt NW9) 3.8L
SS AT
MT transmission opt MM6
ZL1 AT
LS MT
w/o traction control
drum rear brakes
MT transmission opt MM6 SS
cut-out cover exc. SW
round cover 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC SW
round cover 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 SW
7.625" ring gear
(round cover) 11x10-1/4 Sdn 11" brakes
round cover 11x10-1/4 5" BC exc. SW
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC exc. SW
Standard Rear Axle Option Only
4x4 3.73 ratio (opt GT4)
4x2 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 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x2 2.56 ratio (opt GM8)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x2 off road suspension (opt Z71)
4x4 3.73 ratio (opt GT4)
4x2 sport suspension (opt ZQ8)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
10-1/2" ring gear
7300 GVW (opt C6A)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear (3.54 ratio, opt GH0)
full floating axle (13 x 3.5" brakes)
9-1/2" ring gear (3.42 ratio, opt GU6)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 4.10 ratio (opt GT5)
Cutaway Van SRW 9-1/2" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW
cutaway SRW 9-1/2" ring gear
cutaway DRW
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 3.73 ratio (opt GT4)
exc. cutaway 4.10 ratio (opt GT5)
cutaway DRW 10-3/4" ring gear
cutaway DRW 10-1/2" ring gear
30 Series DRW removable carrier early
30 Series SRW 4.10 ratio (opt GT5)
20 Series
30 Series SRW 3.21 ratio (opt HC8)
30 Series DRW removable carrier late
30 Series SRW 3.73 ratio (opt GT4)
20 Series 3.73 ratio (opt GT4)
20 Series 3.42 axle ratio (opt GU6)
30 Series SRW 4.56 ratio (opt HC4)
30 Series DRW removable carrier
cut-out cover exc. SW
cut-out cover 5" BC exc. SW
cut-out cover 5" BC SW
(round cover) 11x10-1/4 5" BC
(8.5" ring gear, w/rear disc brakes)
round cover 10-1/4x9-1/2 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
4x2 3.08 ratio (opt GU4)
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Regular Cab 4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
full-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 3.42 axle ratio (opt GU6)
4 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 w/o police 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.08 ratio (opt GU4)
Classic style 4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
w/o ABS MT 1.6L (5.12 ratio)
ABS AT (4.88 ratio)
w/o ABS 4 Dr (5.12 ratio)
ABS 4 Dr (5.12 ratio)
AT Calif (4.30 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
ABS MT (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
ABS MT 2.0L (4.62 ratio)
w/o ABS MT 2.0L (4.62 ratio)
4.2L 17" wheel 3.73 ratio
6.0L
4.2L 17" wheel 3.42 ratio
5.3L 4.10 ratio
4.2L 18" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.42 ratio
4.2L 18" wheel 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)