Standard Rear Axle Option Only
3.21 ratio
3.90 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 model VIN R 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 4.56 ratio (opt HC4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.90 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.73 ratio (opt GT4)
DRW 125" WB 10-1/2" ring gear
DRW 7500 GVW
DRW 146" WB 9-3/4" ring gear
exc. 30 HD SRW semi-floating
DRW 7500 GVW (146" WB)
SRW full-floating
SRW 14 bolt cover
DRW 5700 GVW (125" WB, 8-454)
30 HD wide track (opt 5T2)
SRW 10 bolt cover
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
10 bolt cover 6200 lb 4.10 ratio
DRW 10-1/2" ring gear 125" WB
12 bolt cover 3.21 ratio
DRW 9-3/4" ring gear 146" WB
SRW full-floating
3500 HD w/o wide track
DRW 6200 GVW 146" WB
3500 HD drum Rear brakes
DRW 7500 GVW
12 bolt cover 3.90 ratio
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
3.08 ratio (opt GU4)
3.23 ratio (opt GU5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
MT transmission opt MM6 Z28
w/o traction control
disc rear brakes 9 bolt cover
LT MT
disc rear brakes aluminum caliper
drum rear brakes
AT transmission opt MYC
LS AT 3.27 ratio (opt GW6)
MT 3.6L
MT 6.2L
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 SW
cut-out cover 5" BC SW
cut-out cover exc. SW
(round cover) 11x10-1/4 5" BC SW
7.625" ring gear
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 11x10-1/4 4-3/4" BC
Standard Rear Axle Option Only
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x2 4.10 ratio (opt GT5)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 sport suspension (opt ZQ8)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
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) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
10-1/2" ring gear (3.54 ratio, opt GH0)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
9-3/4" ring gear 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-1/2" ring gear (3.42 ratio, opt GU6)
Cutaway Van SRW 10-1/2" ring gear
exc. cutaway
exc. cutaway 4.10 ratio (opt GT5)
cutaway DRW 4.10 ratio (opt GT5)
cutaway SRW 10-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
cutaway DRW 10-3/4" ring gear
cutaway SRW
Cutaway Van SRW 9-1/2" ring gear
cutaway SRW 9-3/4" ring gear
30 Series DRW removable carrier early
30 Series SRW 3.21 ratio (opt HC8)
20 Series 3.21 ratio (opt HC8)
20 Series 3.42 axle ratio (opt GU6)
30 Series drum rear brakes SRW
30 Series DRW removable carrier late
20 Series
20 Series 3.73 ratio (opt GT4)
30 Series drum rear brakes DRW
30 Series SRW 3.23 ratio (opt GU5)
(round cover) 10-1/4x9-1/2 5" BC
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 4-3/4" BC
cut-out cover 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 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
Regular Cab 4x2 3.08 ratio (opt GU4)
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)
full-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x4 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 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)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
Classic style 4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
w/o ABS MT (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS MT (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS AT (4.88 ratio)
w/o ABS 4 Dr (5.12 ratio)
ABS AT (4.88 ratio)
ABS 2 Dr MT (5.12 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS MT 2.0L (4.62 ratio)
4.2L 18" wheel 3.73 ratio
4.2L 18" wheel 3.42 ratio
5.3L 3.73 ratio
4.2L 18" wheel 4.10 ratio
6.0L
5.3L 4.10 ratio
4.2L 17" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
5.3L 3.42 ratio
4.2L 17" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)