Standard Rear Axle Option Only
3.55 ratio
3.90 ratio
3.21 ratio
Standard Rear Axle Option Only
4x2 4.56 ratio (opt HC4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
10 bolt cover 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.55 ratio
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.10 ratio (opt GT5)
DRW 146" WB 9-3/4" ring gear
DRW 7500 GVW
DRW 6200 GVW 146" WB
exc. 30 HD DRW
exc. 30 HD SRW semi-floating
DRW 10-1/2" ring gear 125" WB
DRW 7500 GVW (146" WB)
30 HD w/o wide track
SRW 14 bolt cover
DRW 6200 GVW 125" WB
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.56 ratio (opt HC4)
SRW full-floating 13x2-1/2 brakes
12 bolt cover 3.90 ratio
DRW 9-3/4" ring gear 146" WB
DRW 9-3/4" ring gear 125" WB
DRW 6200 GVW 125" WB
SRW full-floating
10 bolt cover 6200 lb 4.10 ratio
SRW full-floating 13x3-1/2 brakes
12 bolt cover 3.55 ratio
DRW 125" WB 9-3/4" ring gear
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
4.11 ratio (opt HO4)
3.08 ratio (opt GU4)
2.73 ratio (opt GU2)
2.56 ratio (opt GM8)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
LT MT
LS AT 2.92 ratio (opt GW8)
AT transmission opt MYC
disc rear brakes cast iron caliper
disc rear brakes
SS AT
LT AT 3.27 ratio (opt GW6)
LS AT 3.27 ratio (opt GW6)
w/o traction control
ZL1 AT
cut-out cover exc. SW
round cover 11x10-1/4 5" BC SW
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 Sdn 11" brakes
round cover 10-1/4x9-1/2 5" BC
cut-out cover SW
(round cover) 10-1/4x9-1/2
round cover 11x10-1/4 5" BC exc. SW
round cover 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
Standard Rear Axle Option Only
4x2 2.56 ratio (opt GM8)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 10 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 4.56 ratio (opt HC4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
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)
active brake control (opt JL4)
3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
9-3/4" ring gear 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
10-1/2" ring gear (3.54 ratio, opt GH0)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
7300 GVW (opt C6A)
cutaway SRW 10-1/2" ring gear
exc. cutaway
cutaway DRW
cutaway DRW 3.73 ratio (opt GT4)
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 10-3/4" ring gear
cutaway DRW 10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
Cutaway Van SRW 10-1/2" ring gear
20 Series 3.73 ratio (opt GT4)
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 4.10 ratio (opt GT5)
20 Series 3.42 axle ratio (opt GU6)
20 Series 3.21 ratio (opt HC8)
20 Series
30 Series SRW 3.73 ratio (opt GT4)
30 Series DRW removable carrier late
30 Series DRW removable carrier
round cover 11x10-1/4 5" BC
cut-out cover exc. SW
(round cover) 10-1/4x9-1/2 4-3/4" BC
(8.5" ring gear, w/rear disc brakes)
(round cover) 11x10-1/4 5" BC
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
round cover 11x10-1/4 5" BC SW
round cover 10-1/4x9-1/2 4-3/4" BC
cut-out cover 4-3/4" 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
Regular Cab 4x4 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
Crew Cab 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
Regular Cab 4x2 3.73 ratio (opt GT4)
9.5" ring gear (14 bolt) brake opt JF3
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.5" 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)
10.50" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
MT (opt M10)
AT (opt M32)
4x4 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 (3.73 ratio, opt GT4)
4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 3.23 ratio (opt GU5)
4 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x4 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
w/o ABS MT 2.0L (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
AT Calif (4.30 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
AT Fed (4.62 ratio)
ABS AT (4.88 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS MT (4.62 ratio)
5.3L 3.73 ratio
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 4.10 ratio
4.2L 18" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
5.3L 3.42 ratio
5.3L 4.10 ratio
4.2L 18" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)