Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x4 full-floating 4.56 ratio (opt HC4)
4x4 full-floating 3.73 ratio (opt GT4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 model VIN R 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
10 bolt cover 3.21 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
4x2 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.56 ratio (opt HC4)
DRW 10-1/2" ring gear 146" WB
DRW 146" WB 10-1/2" ring gear
DRW 125" WB 10-1/2" ring gear
DRW 7500 GVW (146" WB)
SRW 10 bolt cover
SRW full-floating
DRW 9-3/4" ring gear 146" WB
DRW 5700 GVW (125" WB, 8-454)
30 HD wide track (opt 5T2)
DRW 125" WB 9-3/4" ring gear
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.10 ratio (opt GT5)
exc. 3500 HD DRW
DRW 125" WB 10-1/2" ring gear
10 bolt cover 6200 lb 4.10 ratio
DRW 9-3/4" ring gear 146" WB
DRW 125" WB 9-3/4" ring gear
12 bolt cover 3.55 ratio
DRW 10-1/2" ring gear 125" WB
DRW 146" WB 9-3/4" ring gear
SRW semi-floating
3500 HD wide track (opt 5T2)
2.73 ratio (opt GU2)
4.11 ratio (opt HO4)
2.56 ratio (opt GM8)
3.42 axle ratio (opt GU6)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
LS MT
MT transmission opt MM6
disc rear brakes 10 bolt cover
MT transmission opt M10
LT AT 3.27 ratio (opt GW6)
LS AT 2.92 ratio (opt GW8)
disc rear brakes w/o traction control
disc rear brakes cast iron caliper
MT transmission opt MG9
ZL1 MT
round cover 10-1/4x9-1/2 5" BC
(round cover) 10-1/4x9-1/2 5" BC
7.625" ring gear
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 4-3/4" BC
(round cover) 11x10-1/4 5" BC SW
(round cover) 10-1/4x9-1/2
cut-out cover exc. SW
Standard Rear Axle Option Only
4x2 2.56 ratio (opt GM8)
4x4 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 2.73 ratio (opt GU2)
4x2 4.10 ratio (opt GT5)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 off road suspension (opt Z71)
4x4 3.73 ratio (opt GT4)
4x2 sport suspension (opt ZQ8)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
9-1/2" ring gear (3.42 ratio, opt GU6)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
7300 GVW (opt C6A)
9-3/4" ring gear 4.10 ratio (opt GT5)
10-1/2" ring gear
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear (3.54 ratio, opt GH0)
Cutaway Van SRW 9-1/2" ring gear
cutaway SRW 9-3/4" ring gear
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
exc. cutaway
cutaway DRW 10-3/4" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway DRW 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
30 Series drum rear brakes SRW
30 Series SRW 3.23 ratio (opt GU5)
30 Series DRW removable carrier early
30 Series SRW 3.21 ratio (opt HC8)
20 Series 3.21 ratio (opt HC8)
20 Series 4.56 ratio (opt HC4)
30 Series SRW 4.56 ratio (opt HC4)
30 Series DRW removable carrier
20 Series
30 Series SRW 4.10 ratio (opt GT5)
cut-out cover 5" BC SW
cut-out cover 5" BC exc. SW
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover exc. SW
cut-out cover 5" BC
round cover 10-1/4x9-1/2 4-3/4" BC
cut-out cover SW
round cover 11x10-1/4 5" BC SW
cut-out cover 4-3/4" BC
round cover 11x10-1/4 5" BC
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
Regular Cab 4x2 3.73 ratio (opt GT4)
9.5" ring gear (14 bolt) brake opt JF3
4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
Regular Cab 4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
semi-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
10.50" 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 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x4 4.11 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x4 (3.73 ratio, opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
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)
2 Dr 4x4 3.42 axle ratio (opt GU6)
2 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x4 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 police (opt PPV)
4x4 3.42 axle ratio (opt GU6)
AT Fed (4.62 ratio)
ABS AT (4.88 ratio)
w/o ABS 4 Dr (5.12 ratio)
AT (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
ABS 2 Dr MT (5.12 ratio)
MT (5.12 ratio)
w/o ABS 2 Dr AT (4.30 ratio)
w/o ABS MT (4.62 ratio)
w/o ABS MT 2.0L (4.62 ratio)
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 4.10 ratio
6.0L
5.3L 4.10 ratio
4.2L 17" wheel 3.73 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
5.3L 3.73 ratio
4.2L 18" wheel 3.73 ratio
5.3L 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)