Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x4 6 lug wheel 4.10 ratio (opt GT5)
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.10 ratio (opt GT5)
DRW 9-3/4" ring gear 146" WB
DRW 6200 GVW 125" WB
DRW 125" WB 10-1/2" ring gear
30 HD drum Rear brakes
DRW 10-1/2" ring gear 125" WB
exc. 30 HD SRW semi-floating
SRW full-floating 13x3-1/2 brakes
exc. 30 HD DRW
SRW 14 bolt cover
SRW 10 bolt cover
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
SRW 14 bolt cover
10 bolt cover 5500 lb 3.55 ratio
DRW 125" WB 10-1/2" ring gear
12 bolt cover 3.90 ratio
DRW 6200 GVW 146" WB
SRW 10 bolt cover
10 bolt cover 6200 lb 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
3500 HD w/o wide track
SRW semi-floating
2.56 ratio (opt GM8)
3.23 ratio (opt GU5)
2.73 ratio (opt GU2)
4.10 ratio (opt GT5)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
disc rear brakes 9 bolt cover
LS MT
disc rear brakes cast iron caliper
ZL1 AT
LT MT
disc rear brakes aluminum caliper
SS AT
MT transmission opt MM6 SS
LS AT 3.27 ratio (opt GW6)
w/o traction control
(round cover) 11x10-1/4 5" BC SW
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC
7.625" ring gear
round cover 10-1/4x9-1/2 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 SW
Standard Rear Axle Option Only
4x4 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x2 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
4x2 sport suspension (opt ZQ8)
Standard Rear Axle Option Only
(AWD)
3.73 ratio (opt GT4)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
10-1/2" ring gear (3.54 ratio, opt GH0)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
10-1/2" ring gear
9-3/4" ring gear 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 3.73 ratio (opt GT4)
exc. cutaway
cutaway DRW 10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW
exc. cutaway 3.73 ratio (opt GT4)
cutaway SRW 9-1/2" ring gear
cutaway SRW 10-1/2" ring gear
cutaway DRW 4.10 ratio (opt GT5)
exc. cutaway 4.10 ratio (opt GT5)
30 Series SRW 3.23 ratio (opt GU5)
30 Series drum rear brakes DRW
20 Series 4.10 ratio (opt GT5)
30 Series DRW removable carrier late
30 Series DRW removable carrier early
20 Series
30 Series SRW 3.73 ratio (opt GT4)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
20 Series 4.56 ratio (opt HC4)
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 exc. SW
(round cover) 10-1/4x9-1/2 5" BC
round cover 11x10-1/4 5" BC SW
cut-out cover 5" BC
cut-out cover SW
(round cover) 11x10-1/4 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
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
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
8.6" ring gear (10 bolt) brake opt JD9
Crew Cab 4.10 ratio (opt GT5)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x2 3.08 ratio (opt GU4)
Regular Cab 4x4 3.73 ratio (opt GT4)
semi-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 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
11.5" ring gear (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 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 4.11 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 (3.73 ratio, opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
Classic style 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.08 ratio (opt GU4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.08 ratio (opt GU4)
4x2 police (opt PPV)
2 Dr 4x4 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
4x2 w/o police 3.23 ratio (opt GU5)
ABS MT (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS 4 Dr (5.12 ratio)
AT (4.62 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
w/o ABS AT (4.88 ratio)
w/o ABS MT (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
MT (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
5.3L 3.42 ratio
4.2L 20" 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
4.2L 17" wheel 3.73 ratio
4.2L 18" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
6.0L
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)