Standard Rear Axle Option Only
3.55 ratio
3.90 ratio
3.21 ratio
Standard Rear Axle Option Only
4x4 4.10 ratio (opt GT5)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 6 lug wheel 4.10 ratio (opt GT5)
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 8 lug (3.54 ratio)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
SRW 10 bolt cover
SRW full-floating 13x3-1/2 brakes
DRW 125" WB 10-1/2" ring gear
DRW 10-1/2" ring gear 146" WB
SRW full-floating
DRW 10-1/2" ring gear 125" WB
DRW 7500 GVW
SRW semi-floating
DRW 7500 GVW (146" WB)
30 HD drum Rear brakes
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
12 bolt cover 3.21 ratio
DRW 125" WB 10-1/2" ring gear
DRW 7500 GVW (146" WB)
DRW 146" WB 10-1/2" ring gear
SRW 10 bolt cover
DRW 10-1/2" ring gear 146" WB
DRW 9-3/4" ring gear 125" WB
SRW full-floating 13x2-1/2 brakes
SRW full-floating
10 bolt cover 5500 lb 3.55 ratio
3.42 axle ratio (opt GU6)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.23 ratio (opt GU5)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
2.73 ratio (opt GU2)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
disc rear brakes cast iron caliper
MT 3.6L
drum rear brakes
LS MT
disc rear brakes w/o traction control
AT transmission opt MYD
LT MT
ZL1 MT
SS AT
ZL1 AT
(round cover) 11x10-1/4 SW
cut-out cover 5" BC SW
cut-out cover SW
round cover 11x10-1/4 5" BC
(round cover) 11x10-1/4 Sdn 11" brakes
round cover 11x10-1/4 5" BC exc. SW
8.5" ring gear SW
(round cover) 10-1/4x9-1/2
round cover 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 4-3/4" BC
Standard Rear Axle Option Only
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 2.73 ratio (opt GU2)
4x2 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x4 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 4.56 ratio (opt HC4)
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)
3.73 ratio (opt GT4)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
full floating axle (13 x 3.5" brakes)
9-1/2" ring gear (3.42 ratio, opt GU6)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
10-1/2" ring gear
10-1/2" ring gear (3.54 ratio, opt GH0)
9-3/4" ring gear 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW
exc. cutaway
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway SRW
cutaway SRW 9-3/4" ring gear
Cutaway Van SRW 9-1/2" ring gear
cutaway DRW 10-3/4" ring gear
30 Series SRW 3.73 ratio (opt GT4)
20 Series 4.56 ratio (opt HC4)
30 Series SRW 4.10 ratio (opt GT5)
30 Series SRW 3.21 ratio (opt HC8)
20 Series
30 Series drum rear brakes DRW
30 Series DRW removable carrier
30 Series DRW removable carrier early
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.23 ratio (opt GU5)
round cover 11x10-1/4 5" BC SW
cut-out cover 5" BC
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover 5" BC exc. SW
(8.5" ring gear, w/rear disc brakes)
round cover 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC exc. SW
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Regular Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
semi-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)
10.50" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4 Dr 4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 police (opt PPV)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
AT Calif (4.30 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS MT 1.6L (5.12 ratio)
AT Fed (4.62 ratio)
w/o ABS AT (4.88 ratio)
AT (4.62 ratio)
w/o ABS 4 Dr (5.12 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS MT 2.0L (4.62 ratio)
4.2L 18" wheel 3.73 ratio
4.2L 17" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
5.3L 3.73 ratio
4.2L 20" wheel 3.42 ratio
5.3L 3.42 ratio
4.2L 17" wheel 4.10 ratio
6.0L
5.3L 4.10 ratio
4.2L 18" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)