Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x2 3.73 ratio (opt GT4)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 4.56 ratio (opt HC4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 full-floating 3.73 ratio (opt GT4)
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.55 ratio
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
DRW 7500 GVW (146" WB)
30 HD drum Rear brakes
SRW full-floating 13x2-1/2 brakes
SRW 14 bolt cover
DRW 6200 GVW 146" WB
DRW 9-3/4" ring gear 146" WB
SRW full-floating
DRW 9-3/4" ring gear 125" WB
DRW 125" WB 10-1/2" ring gear
DRW 10-1/2" ring gear 125" WB
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.56 ratio (opt HC4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
DRW 10-1/2" ring gear 146" WB
DRW 10-1/2" ring gear 125" WB
SRW semi-floating
12 bolt cover 3.55 ratio
DRW 5700 GVW (125" WB, 8-454)
DRW 125" WB 9-3/4" ring gear
10 bolt cover 5500 lb 4.10 ratio
SRW full-floating
DRW 146" WB 10-1/2" ring gear
DRW 6200 GVW 125" WB
4.10 ratio (opt GT5)
3.08 ratio (opt GU4)
4.11 ratio (opt HO4)
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
2.56 ratio (opt GM8)
3.42 axle ratio (opt GU6)
2.73 ratio (opt GU2)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
disc rear brakes 9 bolt cover
LT AT 3.27 ratio (opt GW6)
LS MT
MT 3.6L
ZL1 AT
LT AT 2.92 ratio (opt GW8)
MT transmission opt MM6
disc rear brakes
traction control (opt NW9) 3.8L
LT MT
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover SW
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
cut-out cover 4-3/4" BC
(round cover) 10-1/4x9-1/2
7.625" ring gear
(round cover) 11x10-1/4 SW
round cover 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 5" BC SW
Standard Rear Axle Option Only
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x2 2.56 ratio (opt GM8)
4x2 3.42 axle ratio (opt GU6)
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)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 sport suspension (opt ZQ8)
4x4 3.42 axle ratio (opt GU6)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
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)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
7300 GVW (opt C6A)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-3/4" ring gear 3.73 ratio (opt GT4)
Cutaway Van SRW 10-1/2" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van SRW 9-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
cutaway SRW 9-3/4" ring gear
cutaway SRW 9-1/2" ring gear
cutaway SRW
cutaway SRW 10-1/2" ring gear
exc. cutaway
20 Series 3.73 ratio (opt GT4)
30 Series drum rear brakes DRW
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.73 ratio (opt GT4)
20 Series 4.56 ratio (opt HC4)
20 Series
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series DRW removable carrier late
30 Series DRW removable carrier early
30 Series SRW 4.10 ratio (opt GT5)
(8.5" ring gear, w/rear disc brakes)
cut-out cover 5" BC exc. SW
(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 5" BC
cut-out cover 4-3/4" BC
round cover 11x10-1/4 5" BC
cut-out cover 5" BC
round cover 11x10-1/4 5" BC SW
cut-out cover exc. SW
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Crew Cab 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
4x2 3.08 ratio (opt GU4)
Regular Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
11.50" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 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)
semi-floating axle 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
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
MT (opt M10)
AT (opt M32)
4x4 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 (3.73 ratio, opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
ABS 4 Dr (5.12 ratio)
AT Calif (4.30 ratio)
w/o ABS MT 1.6L (5.12 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
AT Fed (4.62 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
MT (5.12 ratio)
ABS MT (4.62 ratio)
AT (4.62 ratio)
w/o ABS MT (4.62 ratio)
5.3L 3.42 ratio
4.2L 20" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
4.2L 20" wheel 3.73 ratio
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
5.3L 3.73 ratio
6.0L
5.3L 4.10 ratio
4.2L 17" wheel 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)