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 4.10 ratio (opt GT5)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 model VIN R 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
10 bolt cover 3.21 ratio
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 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
DRW 146" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 125" WB
30 HD w/o wide track
DRW 125" WB 10-1/2" ring gear
DRW 125" WB 9-3/4" ring gear
DRW 6200 GVW 146" WB
30 HD drum Rear brakes
DRW 7500 GVW
DRW 146" WB 9-3/4" ring gear
DRW 10-1/2" ring gear 146" WB
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
SRW full-floating 13x3-1/2 brakes
10 bolt cover 6200 lb 4.10 ratio
DRW 9-3/4" ring gear 125" WB
DRW 125" WB 9-3/4" ring gear
SRW full-floating 13x2-1/2 brakes
10 bolt cover 5500 lb 3.55 ratio
DRW 6200 GVW 146" WB
DRW 6200 GVW 125" WB
10 bolt cover 6200 lb 3.55 ratio
SRW 14 bolt cover
2.73 ratio (opt GU2)
3.08 ratio (opt GU4)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.23 ratio (opt GU5)
3.42 axle ratio (opt GU6)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
LS AT 2.92 ratio (opt GW8)
LT MT
disc rear brakes cast iron caliper
disc rear brakes 10 bolt cover
MT transmission opt M10
MT 3.6L
disc rear brakes aluminum caliper
MT transmission opt MM6 Z28
AT transmission opt MYC
MT transmission opt MV5
round cover 10-1/4x9-1/2 4-3/4" BC
cut-out cover SW
cut-out cover 5" BC SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 SW
cut-out cover 4-3/4" BC
cut-out cover exc. SW
Standard Rear Axle Option Only
4x2 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 2.56 ratio (opt GM8)
4x4 10 bolt cover 4.10 ratio (opt GT5)
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 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.23 ratio (opt GU5)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x4 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
(AWD)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
active brake control (opt JL4)
9-1/2" ring gear (3.42 ratio, opt GU6)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
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)
9-3/4" ring gear 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)
9-3/4" ring gear 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway DRW 10-3/4" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
exc. cutaway
cutaway SRW 10-1/2" ring gear
cutaway DRW 10-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
cutaway SRW 9-3/4" ring gear
exc. cutaway 4.10 ratio (opt GT5)
20 Series 4.56 ratio (opt HC4)
30 Series drum rear brakes DRW
30 Series DRW removable carrier
20 Series 3.42 axle ratio (opt GU6)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
20 Series 3.21 ratio (opt HC8)
30 Series DRW removable carrier early
20 Series
30 Series SRW 3.23 ratio (opt GU5)
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
(round cover) 11x10-1/4 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
round cover 11x10-1/4 4-3/4" BC
cut-out cover SW
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover 5" BC SW
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 5" BC SW
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
4x4 4.10 ratio (opt GT5)
Crew Cab 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
9.5" ring gear (14 bolt) brake opt JF3
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 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)
full-floating axle 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 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)
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 4.11 ratio (opt GT5)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 4.10 ratio (opt GT5)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4x4 (3.73 ratio, opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
2 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
Classic style 4x4 3.73 ratio (opt GT4)
4x2 police (opt PPV)
4x2 w/o police 3.23 ratio (opt GU5)
4x2 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
w/o ABS MT 1.6L (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
AT (4.62 ratio)
ABS AT (4.88 ratio)
AT Fed (4.62 ratio)
ABS MT (4.62 ratio)
w/o ABS MT (4.62 ratio)
ABS 2 Dr MT (5.12 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS MT 1.6L (5.12 ratio)
4.2L 18" wheel 4.10 ratio
6.0L
5.3L 3.73 ratio
4.2L 18" wheel 3.73 ratio
4.2L 18" wheel 3.42 ratio
4.2L 17" wheel 3.42 ratio
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.73 ratio
5.3L 3.42 ratio
4.2L 17" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)