Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 4.56 ratio (opt HC4)
4x2 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 3.42 axle ratio (opt GU6)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 full-floating 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.42 axle ratio (opt GU6)
SRW 14 bolt cover
30 HD wide track (opt 5T2)
DRW 7500 GVW (146" WB)
DRW 146" WB 10-1/2" ring gear
DRW 6200 GVW 125" WB
DRW 125" WB 9-3/4" ring gear
exc. 30 HD DRW
DRW 6200 GVW 146" WB
SRW semi-floating
SRW 10 bolt cover
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
SRW 10 bolt cover
DRW 10-1/2" ring gear 125" WB
10 bolt cover 5500 lb 3.55 ratio
12 bolt cover 3.21 ratio
3500 HD wide track (opt 5T2)
DRW 7500 GVW (146" WB)
DRW 6200 GVW 125" WB
exc. 3500 HD DRW
DRW 125" WB 9-3/4" ring gear
10 bolt cover 6200 lb 4.10 ratio
3.08 ratio (opt GU4)
2.56 ratio (opt GM8)
3.23 ratio (opt GU5)
4.11 ratio (opt HO4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
disc rear brakes
disc rear brakes w/o traction control
MT transmission opt M10
AT transmission opt MYC
MT transmission opt MV5
disc rear brakes 10 bolt cover
AT 6.2L
traction control (opt NW9) 3.8L
ZL1 AT
MT transmission opt MM6 Z28
cut-out cover SW
(round cover) 11x10-1/4 SW
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
round cover 10-1/4x9-1/2 5" BC
7.625" ring gear
round cover 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC SW
Standard Rear Axle Option Only
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x2 3.42 axle ratio (opt GU6)
4x2 3.08 ratio (opt GU4)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
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 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
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)
10-1/2" ring gear
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 3.73 ratio (opt GT4)
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway SRW 10-1/2" ring gear
cutaway DRW 10-3/4" ring gear
Cutaway Van SRW 9-1/2" ring gear
cutaway SRW 9-3/4" ring gear
20 Series 4.56 ratio (opt HC4)
30 Series SRW 3.21 ratio (opt HC8)
20 Series
30 Series DRW removable carrier late
30 Series drum rear brakes SRW
20 Series 3.73 ratio (opt GT4)
30 Series DRW removable carrier early
20 Series 3.21 ratio (opt HC8)
30 Series SRW 3.23 ratio (opt GU5)
20 Series 4.10 ratio (opt GT5)
cut-out cover SW
round cover 10-1/4x9-1/2 5" BC
cut-out cover 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 5" 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
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 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x4 4.10 ratio (opt GT5)
Regular Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
10.5" 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)
11.5" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 (3.73 ratio, opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x2 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4 Dr 4x4 3.42 axle ratio (opt GU6)
Classic style 4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
ABS 2 Dr MT (5.12 ratio)
ABS MT (4.62 ratio)
w/o ABS AT (4.88 ratio)
AT Calif (4.30 ratio)
w/o ABS MT 2.0L (4.62 ratio)
MT (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
5.3L 3.42 ratio
5.3L 4.10 ratio
6.0L
4.2L 20" wheel 3.42 ratio
5.3L 3.73 ratio
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)