Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 3.42 axle ratio (opt GU6)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
10 bolt cover 3.21 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 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
DRW 10-1/2" ring gear 146" WB
SRW full-floating 13x3-1/2 brakes
SRW 10 bolt cover
DRW 10-1/2" ring gear 125" WB
DRW 5700 GVW (125" WB, 8-454)
SRW full-floating 13x2-1/2 brakes
SRW full-floating
SRW semi-floating
DRW 125" WB 10-1/2" ring gear
DRW 7500 GVW (146" WB)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
12 bolt cover 3.21 ratio
10 bolt cover 5500 lb 3.55 ratio
exc. 3500 HD DRW
exc. 3500 HD SRW semi-floating
DRW 125" WB 10-1/2" ring gear
SRW full-floating
DRW 7500 GVW
12 bolt cover 3.90 ratio
SRW 10 bolt cover
DRW 10-1/2" ring gear 146" WB
2.56 ratio (opt GM8)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
4.11 ratio (opt HO4)
3.73 ratio (opt GT4)
3.23 ratio (opt GU5)
3.08 ratio (opt GU4)
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)
traction control (opt NW9) 3.8L
SS MT
AT 6.2L
MT transmission opt MM6
w/o traction control
ZL1 AT
LS AT 2.92 ratio (opt GW8)
disc rear brakes aluminum caliper
drum rear brakes
LT AT 3.27 ratio (opt GW6)
(round cover) 10-1/4x9-1/2
cut-out cover SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
(round cover) 11x10-1/4 SW
(round cover) 11x10-1/4 4-3/4" 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 exc. SW
7.625" ring gear
8.5" ring gear SW
Standard Rear Axle Option Only
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.56 ratio (opt GM8)
4x2 3.08 ratio (opt GU4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
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)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
active brake control (opt JL4)
3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
full floating axle (13 x 3.5" brakes)
10-1/2" ring gear
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 7300 GVW (opt C6A)
9-3/4" ring gear 4.10 ratio (opt GT5)
cutaway SRW 9-3/4" ring gear
cutaway DRW 4.10 ratio (opt GT5)
cutaway DRW 10-3/4" ring gear
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway
cutaway DRW 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway SRW 9-1/2" ring gear
cutaway DRW 10-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
20 Series 3.21 ratio (opt HC8)
20 Series 4.10 ratio (opt GT5)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 3.23 ratio (opt GU5)
20 Series 3.42 axle ratio (opt GU6)
30 Series SRW 3.73 ratio (opt GT4)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 4.10 ratio (opt GT5)
30 Series DRW removable carrier early
round cover 11x10-1/4 5" BC exc. SW
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC
cut-out cover 5" BC SW
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover 5" BC
round cover 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 4-3/4" BC
cut-out cover exc. SW
(8.5" ring gear, w/rear disc brakes)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
4x2 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
9.5" ring gear (14 bolt) brake opt JF3
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
semi-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
AT (opt M32)
MT (opt M10)
4x4 3.08 ratio (opt GU4)
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 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 w/o police 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 3.23 ratio (opt GU5)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.73 ratio (opt GT4)
Classic style 4x4 3.73 ratio (opt GT4)
w/o ABS 2 Dr AT (4.30 ratio)
AT Calif (4.30 ratio)
ABS 2 Dr MT (5.12 ratio)
w/o ABS MT 2.0L (4.62 ratio)
MT (5.12 ratio)
ABS 2 Dr AT (4.30 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
w/o ABS MT (4.62 ratio)
ABS AT (4.88 ratio)
w/o ABS MT 1.6L (5.12 ratio)
4.2L 18" wheel 3.73 ratio
4.2L 20" wheel 3.42 ratio
6.0L
5.3L 3.73 ratio
4.2L 17" wheel 3.42 ratio
5.3L 3.42 ratio
4.2L 18" wheel 4.10 ratio
4.2L 17" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)