Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
12 bolt cover 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.55 ratio
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.73 ratio (opt GT4)
4x4 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)
4x2 SRW 4.10 ratio (opt GT5)
DRW 125" WB 9-3/4" ring gear
DRW 7500 GVW (146" WB)
DRW 10-1/2" ring gear 146" WB
DRW 7500 GVW
SRW full-floating
SRW full-floating 13x2-1/2 brakes
DRW 6200 GVW 146" WB
exc. 30 HD SRW semi-floating
DRW 146" WB 10-1/2" ring gear
DRW 6200 GVW 125" WB
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
3500 HD drum Rear brakes
SRW full-floating 13x2-1/2 brakes
SRW 10 bolt cover
DRW 146" WB 10-1/2" ring gear
10 bolt cover 6200 lb 4.10 ratio
DRW 7500 GVW (146" WB)
exc. 3500 HD DRW
DRW 10-1/2" ring gear 146" WB
DRW 5700 GVW (125" WB, 8-454)
SRW full-floating 13x3-1/2 brakes
3.23 ratio (opt GU5)
4.11 ratio (opt HO4)
3.42 axle ratio (opt GU6)
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
2.56 ratio (opt GM8)
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)
w/o traction control
traction control (opt NW9) 5.7L
MT transmission opt MM6 SS
disc rear brakes cast iron caliper
LT MT
ZL1 MT
SS AT
AT transmission opt MYC
MT transmission opt MV5
traction control (opt NW9) 3.8L
(round cover) 11x10-1/4 Sdn 11" brakes
cut-out cover 5" BC exc. SW
7.625" ring gear
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC exc. SW
cut-out cover exc. SW
round cover 11x10-1/4 5" BC SW
round cover 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
Standard Rear Axle Option Only
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x2 2.56 ratio (opt GM8)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
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)
4x4 4.10 ratio (opt GT5)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.23 ratio (opt GU5)
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)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
full floating axle (13 x 3.5" brakes)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
9-1/2" ring gear (3.42 ratio, opt GU6)
10-1/2" ring gear (3.54 ratio, opt GH0)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
10-1/2" ring gear
cutaway SRW 9-3/4" ring gear
exc. cutaway
Cutaway Van SRW 10-1/2" ring gear
cutaway SRW 9-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW 10-1/2" ring gear
cutaway DRW 4.10 ratio (opt GT5)
cutaway DRW 3.73 ratio (opt GT4)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
30 Series SRW 3.23 ratio (opt GU5)
20 Series 3.42 axle ratio (opt GU6)
30 Series DRW removable carrier
30 Series SRW 3.21 ratio (opt HC8)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 4.10 ratio (opt GT5)
30 Series drum rear brakes SRW
30 Series DRW removable carrier early
cut-out cover 4-3/4" BC
cut-out cover 5" BC SW
cut-out cover 5" BC
(8.5" ring gear, w/rear disc brakes)
cut-out cover exc. SW
round cover 10-1/4x9-1/2 5" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC SW
(round cover) 10-1/4x9-1/2 4-3/4" BC
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
Regular Cab 4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x4 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
full-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)
11.50" ring gear (3.73 ratio, opt GT4)
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)
10.50" 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)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
2 Dr 4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 3.23 ratio (opt GU5)
4x2 w/o police 3.73 ratio (opt GT4)
Classic style 4x4 3.73 ratio (opt GT4)
ABS MT (4.62 ratio)
w/o ABS AT (4.88 ratio)
MT (5.12 ratio)
w/o ABS MT (4.62 ratio)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
AT (4.62 ratio)
ABS AT (4.88 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
4.2L 18" wheel 3.73 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.42 ratio
4.2L 17" wheel 3.42 ratio
4.2L 20" wheel 3.42 ratio
5.3L 4.10 ratio
6.0L
4.2L 17" wheel 3.73 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)