Standard Rear Axle Option Only
3.21 ratio
3.90 ratio
3.55 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x2 model VIN R 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x2 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 5 lug 3.90 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.55 ratio
10 bolt cover 3.90 ratio
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
DRW 10-1/2" ring gear 146" WB
DRW 146" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 146" WB
SRW semi-floating
DRW 5700 GVW (125" WB, 8-454)
DRW 125" WB 9-3/4" ring gear
DRW 7500 GVW (146" WB)
DRW 6200 GVW 125" WB
SRW full-floating 13x2-1/2 brakes
DRW 10-1/2" ring gear 125" WB
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
SRW 10 bolt cover
exc. 3500 HD SRW semi-floating
DRW 146" WB 9-3/4" ring gear
DRW 7500 GVW (146" WB)
DRW 7500 GVW
12 bolt cover 3.55 ratio
DRW 6200 GVW 146" WB
DRW 125" WB 10-1/2" ring gear
DRW 5700 GVW (125" WB, 8-454)
DRW 9-3/4" ring gear 146" WB
3.42 axle ratio (opt GU6)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.23 ratio (opt GU5)
2.73 ratio (opt GU2)
2.56 ratio (opt GM8)
3.08 ratio (opt GU4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
disc rear brakes 10 bolt cover
LS MT
MT transmission opt M10
MT transmission opt MM6
AT 6.2L
disc rear brakes
SS MT
AT transmission opt MYC
MT transmission opt MM6 Z28
ZL1 MT
(round cover) 11x10-1/4 Sdn 11" brakes
cut-out cover exc. SW
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 SW
8.5" ring gear SW
(round cover) 10-1/4x9-1/2
7.625" ring gear
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
Standard Rear Axle Option Only
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 2.56 ratio (opt GM8)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 2.73 ratio (opt GU2)
4x2 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.73 ratio (opt GT4)
4x4 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
active brake control (opt JL4)
3.73 ratio (opt GT4)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
7300 GVW (opt C6A)
9-1/2" ring gear (3.42 ratio, opt GU6)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
9-3/4" ring gear 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
10-1/2" ring gear
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 7300 GVW (opt C6A)
cutaway DRW
cutaway DRW 3.73 ratio (opt GT4)
cutaway SRW 9-1/2" ring gear
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW 10-3/4" ring gear
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW 10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
cutaway SRW
20 Series 3.42 axle ratio (opt GU6)
30 Series SRW 3.73 ratio (opt GT4)
30 Series DRW removable carrier late
30 Series SRW 3.21 ratio (opt HC8)
20 Series 4.56 ratio (opt HC4)
30 Series DRW removable carrier early
20 Series 4.10 ratio (opt GT5)
30 Series SRW 4.10 ratio (opt GT5)
30 Series drum rear brakes DRW
20 Series 3.21 ratio (opt HC8)
cut-out cover 5" BC exc. SW
round cover 11x10-1/4 5" BC SW
cut-out cover exc. SW
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 10-1/4x9-1/2 5" BC
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC SW
(8.5" ring gear, w/rear disc brakes)
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
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
Crew Cab 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
Regular Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 3.73 ratio (opt GT4)
9.5" ring gear (14 bolt) brake opt JF3
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
8.6" ring gear (10 bolt) brake opt JD9
semi-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
full-floating axle 4.10 ratio (opt GT5)
11.5" 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 3.73 ratio (opt GT4)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x4 (3.73 ratio, opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.08 ratio (opt GU4)
4x2 w/o police 4.10 ratio (opt GT5)
4 Dr 4x2 3.73 ratio (opt GT4)
2 Dr 4x2 3.73 ratio (opt GT4)
4 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 police (opt PPV)
w/o ABS MT (4.62 ratio)
ABS 4 Dr (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
ABS MT 1.6L (5.12 ratio)
ABS 2 Dr MT (5.12 ratio)
MT (5.12 ratio)
ABS MT (4.62 ratio)
w/o ABS MT 1.6L (5.12 ratio)
AT (4.62 ratio)
ABS AT (4.88 ratio)
5.3L 3.73 ratio
4.2L 18" wheel 3.42 ratio
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 4.10 ratio
6.0L
4.2L 17" wheel 4.10 ratio
4.2L 18" wheel 3.73 ratio
5.3L 4.10 ratio
4.2L 20" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)