Standard Rear Axle Option Only
3.55 ratio
3.90 ratio
3.21 ratio
Standard Rear Axle Option Only
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.56 ratio (opt HC4)
12 bolt cover 5 lug 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 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
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
DRW 9-3/4" ring gear 125" WB
SRW full-floating 13x2-1/2 brakes
DRW 6200 GVW 125" WB
DRW 125" WB 9-3/4" ring gear
30 HD wide track (opt 5T2)
SRW 14 bolt cover
DRW 9-3/4" ring gear 146" WB
DRW 146" WB 9-3/4" ring gear
SRW semi-floating
DRW 5700 GVW (125" WB, 8-454)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
DRW 6200 GVW 125" WB
12 bolt cover 3.55 ratio
10 bolt cover 6200 lb 4.10 ratio
SRW full-floating 13x2-1/2 brakes
SRW full-floating 13x3-1/2 brakes
12 bolt cover 3.90 ratio
DRW 146" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 125" WB
3500 HD drum Rear brakes
DRW 5700 GVW (125" WB, 8-454)
4.10 ratio (opt GT5)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
3.23 ratio (opt GU5)
2.73 ratio (opt GU2)
3.08 ratio (opt GU4)
4.11 ratio (opt HO4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
LT AT 2.92 ratio (opt GW8)
LS MT
ZL1 AT
LT AT 3.27 ratio (opt GW6)
w/o traction control
MT 6.2L
ZL1 MT
MT transmission opt M10
disc rear brakes aluminum caliper
disc rear brakes
(round cover) 10-1/4x9-1/2 5" BC
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
8.5" ring gear SW
round cover 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2
round cover 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 4-3/4" BC
Standard Rear Axle Option Only
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 sport suspension (opt ZQ8)
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)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
7300 GVW (opt C6A)
9-3/4" ring gear 7300 GVW (opt C6A)
9-3/4" ring gear 3.73 ratio (opt GT4)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
10-1/2" ring gear (3.54 ratio, opt GH0)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-1/2" ring gear (3.42 ratio, opt GU6)
cutaway SRW
cutaway SRW 9-1/2" ring gear
Cutaway Van SRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
cutaway SRW 9-3/4" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW 10-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
20 Series
20 Series 3.42 axle ratio (opt GU6)
30 Series SRW 3.73 ratio (opt GT4)
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.21 ratio (opt HC8)
20 Series 3.73 ratio (opt GT4)
30 Series drum rear brakes DRW
30 Series DRW removable carrier
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 4.56 ratio (opt HC4)
cut-out cover 5" BC SW
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
cut-out cover 5" BC
(8.5" ring gear, w/rear disc brakes)
round cover 11x10-1/4 5" BC exc. SW
round cover 10-1/4x9-1/2 5" BC
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
4x4 3.73 ratio (opt GT4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
Regular Cab 4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
Crew Cab 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 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 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
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)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 (3.73 ratio, opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
2 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 3.73 ratio (opt GT4)
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)
2 Dr 4x2 3.73 ratio (opt GT4)
Classic style 4x4 3.73 ratio (opt GT4)
4x2 police (opt PPV)
4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.73 ratio (opt GT4)
ABS AT (4.88 ratio)
ABS 4 Dr (5.12 ratio)
AT Fed (4.62 ratio)
ABS MT 2.0L (4.62 ratio)
AT (4.62 ratio)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS MT (4.62 ratio)
w/o ABS 4 Dr (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS AT (4.88 ratio)
4.2L 18" wheel 3.73 ratio
4.2L 20" wheel 3.73 ratio
4.2L 17" wheel 3.73 ratio
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 3.42 ratio
4.2L 17" wheel 4.10 ratio
4.2L 17" wheel 3.42 ratio
5.3L 4.10 ratio
5.3L 3.73 ratio
5.3L 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)