Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 full-floating 4.10 ratio (opt GT5)
10 bolt cover 3.21 ratio
10 bolt cover 3.90 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 8 lug (3.54 ratio)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
SRW 14 bolt cover
exc. 30 HD SRW semi-floating
DRW 10-1/2" ring gear 146" WB
DRW 5700 GVW (125" WB, 8-454)
DRW 7500 GVW (146" WB)
DRW 7500 GVW
30 HD drum Rear brakes
DRW 10-1/2" ring gear 125" WB
DRW 125" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 125" WB
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
DRW 125" WB 10-1/2" ring gear
SRW semi-floating
DRW 125" WB 9-3/4" ring gear
SRW full-floating 13x2-1/2 brakes
DRW 9-3/4" ring gear 125" WB
DRW 5700 GVW (125" WB, 8-454)
DRW 6200 GVW 125" WB
DRW 10-1/2" ring gear 146" WB
3500 HD drum Rear brakes
DRW 7500 GVW
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
4.10 ratio (opt GT5)
3.23 ratio (opt GU5)
4.11 ratio (opt HO4)
2.56 ratio (opt GM8)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
MT 6.2L
ZL1 MT
disc rear brakes w/o traction control
LS AT 2.92 ratio (opt GW8)
AT transmission opt MYD
MT transmission opt MM6
MT transmission opt MG9
LS MT
traction control (opt NW9) 5.7L
MT transmission opt MM6 Z28
7.625" ring gear
(round cover) 11x10-1/4 5" BC exc. SW
cut-out cover exc. SW
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2
cut-out cover SW
round cover 11x10-1/4 5" BC SW
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
Standard Rear Axle Option Only
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 2.73 ratio (opt GU2)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
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)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
9-3/4" ring gear 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
10-1/2" ring gear
7300 GVW (opt C6A)
cutaway SRW 9-3/4" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW
cutaway DRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 4.10 ratio (opt GT5)
cutaway DRW 10-3/4" ring gear
cutaway SRW
30 Series drum rear brakes SRW
20 Series 3.21 ratio (opt HC8)
20 Series 4.56 ratio (opt HC4)
20 Series
30 Series drum rear brakes DRW
30 Series SRW 3.23 ratio (opt GU5)
30 Series SRW 4.10 ratio (opt GT5)
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 3.21 ratio (opt HC8)
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC SW
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC
round cover 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover exc. SW
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 4-3/4" BC
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Crew Cab 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
Regular Cab 4x2 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
11.5" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
10.5" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
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
AT (opt M32)
MT (opt M10)
4x2 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
4x2 police (opt PPV)
4x2 w/o police 3.23 ratio (opt GU5)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4 Dr 4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
ABS 2 Dr MT (5.12 ratio)
AT Calif (4.30 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
ABS MT 2.0L (4.62 ratio)
ABS 4 Dr (5.12 ratio)
AT (4.62 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
w/o ABS AT (4.88 ratio)
4.2L 17" wheel 3.42 ratio
6.0L
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.42 ratio
5.3L 3.73 ratio
4.2L 18" wheel 3.73 ratio
5.3L 4.10 ratio
5.3L 3.42 ratio
4.2L 18" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)