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)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.21 ratio
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
exc. 30 HD DRW
30 HD w/o wide track
DRW 146" WB 9-3/4" ring gear
DRW 125" WB 9-3/4" ring gear
30 HD wide track (opt 5T2)
DRW 10-1/2" ring gear 146" WB
exc. 30 HD SRW semi-floating
DRW 10-1/2" ring gear 125" WB
SRW full-floating
DRW 5700 GVW (125" WB, 8-454)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
12 bolt cover 3.21 ratio
DRW 146" WB 9-3/4" ring gear
10 bolt cover 6200 lb 4.10 ratio
3500 HD drum Rear brakes
10 bolt cover 5500 lb 4.10 ratio
DRW 10-1/2" ring gear 146" WB
DRW 7500 GVW
SRW full-floating 13x2-1/2 brakes
DRW 10-1/2" ring gear 125" WB
DRW 6200 GVW 146" WB
2.73 ratio (opt GU2)
3.42 axle ratio (opt GU6)
4.11 ratio (opt HO4)
3.23 ratio (opt GU5)
2.56 ratio (opt GM8)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
disc rear brakes 10 bolt cover
ZL1 AT
MT transmission opt MM6 SS
LS AT 3.27 ratio (opt GW6)
w/o traction control
MT transmission opt MM6 Z28
MT 3.6L
MT transmission opt MG9
MT transmission opt M10
disc rear brakes 9 bolt cover
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 10-1/4x9-1/2
cut-out cover 4-3/4" BC
cut-out cover 5" BC SW
(round cover) 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
round cover 11x10-1/4 5" BC exc. SW
8.5" ring gear SW
7.625" ring gear
cut-out cover SW
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.56 ratio (opt GM8)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 3.42 axle ratio (opt GU6)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 sport suspension (opt ZQ8)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
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)
9-1/2" ring gear (3.42 ratio, opt GU6)
10-1/2" ring gear (3.54 ratio, opt GH0)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
10-1/2" ring gear
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-3/4" ring gear 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
exc. cutaway
cutaway SRW 9-3/4" ring gear
cutaway SRW
exc. cutaway 3.73 ratio (opt GT4)
cutaway SRW 10-1/2" ring gear
cutaway DRW 4.10 ratio (opt GT5)
cutaway SRW 9-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
Cutaway Van DRW 3.73 ratio (opt GT4)
30 Series drum rear brakes DRW
30 Series SRW 3.73 ratio (opt GT4)
30 Series SRW 3.21 ratio (opt HC8)
30 Series SRW 4.10 ratio (opt GT5)
30 Series SRW 3.23 ratio (opt GU5)
30 Series SRW 4.56 ratio (opt HC4)
20 Series 4.56 ratio (opt HC4)
30 Series DRW removable carrier late
30 Series DRW removable carrier early
20 Series 3.21 ratio (opt HC8)
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 5" BC SW
round cover 11x10-1/4 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
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
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
10.5" ring gear 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
full-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 (3.73 ratio, opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.08 ratio (opt GU4)
4x2 w/o police 3.23 ratio (opt GU5)
4x2 police (opt PPV)
4 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
w/o ABS MT (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
ABS 4 Dr (5.12 ratio)
MT (5.12 ratio)
AT Fed (4.62 ratio)
ABS 2 Dr MT (5.12 ratio)
w/o ABS AT (4.88 ratio)
ABS MT 2.0L (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
AT Calif (4.30 ratio)
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
6.0L
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 3.42 ratio
5.3L 3.42 ratio
4.2L 18" wheel 4.10 ratio
4.2L 17" wheel 3.42 ratio
5.3L 4.10 ratio
4.2L 20" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)