Standard Rear Axle Option Only
3.21 ratio
3.90 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.10 ratio (opt GT5)
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
10 bolt cover 3.21 ratio
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
30 HD w/o wide track
DRW 7500 GVW
DRW 146" WB 9-3/4" ring gear
DRW 9-3/4" ring gear 125" WB
30 HD wide track (opt 5T2)
SRW 14 bolt cover
DRW 10-1/2" ring gear 146" WB
DRW 6200 GVW 146" WB
SRW full-floating 13x3-1/2 brakes
DRW 125" WB 9-3/4" ring gear
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
3500 HD w/o wide track
exc. 3500 HD DRW
12 bolt cover 3.90 ratio
SRW full-floating
12 bolt cover 3.21 ratio
10 bolt cover 6200 lb 4.10 ratio
SRW full-floating 13x2-1/2 brakes
DRW 6200 GVW 146" WB
DRW 146" WB 9-3/4" ring gear
DRW 7500 GVW (146" WB)
2.56 ratio (opt GM8)
4.10 ratio (opt GT5)
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
4.11 ratio (opt HO4)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
MT transmission opt MG9
MT transmission opt MM6 SS
SS AT
disc rear brakes
MT transmission opt MV5
MT transmission opt MM6 Z28
LT AT 3.27 ratio (opt GW6)
drum rear brakes
LS AT 3.27 ratio (opt GW6)
LT MT
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC SW
round cover 11x10-1/4 5" BC
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC SW
(round cover) 11x10-1/4 SW
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2
cut-out cover SW
round cover 10-1/4x9-1/2 4-3/4" BC
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
4x2 sport suspension (opt ZQ8)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
7300 GVW (opt C6A)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
9-3/4" ring gear 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW 9-3/4" ring gear
cutaway SRW 10-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW 10-3/4" ring gear
cutaway SRW 9-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
30 Series SRW 3.23 ratio (opt GU5)
20 Series 3.21 ratio (opt HC8)
30 Series DRW removable carrier late
30 Series DRW removable carrier
30 Series SRW 4.56 ratio (opt HC4)
30 Series SRW 3.21 ratio (opt HC8)
30 Series drum rear brakes SRW
20 Series 4.56 ratio (opt HC4)
30 Series SRW 4.10 ratio (opt GT5)
30 Series DRW removable carrier early
(round cover) 11x10-1/4 5" BC
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC SW
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 5" BC exc. SW
round cover 11x10-1/4 4-3/4" BC
cut-out cover 4-3/4" BC
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
Crew Cab 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
full-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 (3.73 ratio, opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 4.10 ratio (opt GT5)
4 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
2 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
4 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
w/o ABS AT (4.88 ratio)
ABS MT 2.0L (4.62 ratio)
ABS AT (4.88 ratio)
ABS MT (4.62 ratio)
w/o ABS MT (4.62 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS 2 Dr MT (5.12 ratio)
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 3.73 ratio
4.2L 18" wheel 3.42 ratio
5.3L 3.73 ratio
4.2L 20" wheel 3.73 ratio
5.3L 4.10 ratio
4.2L 17" wheel 3.42 ratio
6.0L
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)