Standard Rear Axle Option Only
3.55 ratio
3.21 ratio
3.90 ratio
Standard Rear Axle Option Only
4x4 4.10 ratio (opt GT5)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 4.56 ratio (opt HC4)
4x2 model VIN R 4.56 ratio (opt HC4)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.21 ratio
10 bolt cover 3.55 ratio
4x4 SRW 3.73 ratio (opt GT4)
4x2 SRW 3.23 ratio (opt GU5)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.56 ratio (opt HC4)
4x4 SRW 4.10 ratio (opt GT5)
SRW full-floating 13x3-1/2 brakes
DRW 7500 GVW (146" WB)
SRW 10 bolt cover
exc. 30 HD SRW semi-floating
DRW 146" 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 9-3/4" ring gear 125" WB
DRW 7500 GVW
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.73 ratio (opt GT4)
10 bolt cover 6200 lb 4.10 ratio
SRW 14 bolt cover
SRW semi-floating
10 bolt cover 6200 lb 3.55 ratio
exc. 3500 HD DRW
12 bolt cover 3.90 ratio
10 bolt cover 5500 lb 4.10 ratio
DRW 146" WB 9-3/4" ring gear
SRW full-floating 13x2-1/2 brakes
DRW 9-3/4" ring gear 125" WB
2.73 ratio (opt GU2)
3.23 ratio (opt GU5)
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
2.56 ratio (opt GM8)
3.73 ratio (opt GT4)
4.11 ratio (opt HO4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
LT MT
SS MT
MT transmission opt MM6 SS
MT transmission opt M10
ZL1 MT
w/o traction control
MT transmission opt MM6 Z28
MT transmission opt MV5
LS MT
ZL1 AT
(round cover) 10-1/4x9-1/2
round cover 11x10-1/4 4-3/4" BC
(round cover) 11x10-1/4 Sdn 11" brakes
(round cover) 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 4-3/4" BC
7.625" ring gear
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 5" BC SW
(round cover) 10-1/4x9-1/2 5" BC
Standard Rear Axle Option Only
4x4 10 bolt cover 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 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 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 3.73 ratio (opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x4 3.42 axle ratio (opt GU6)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 off road suspension (opt Z71)
4x2 sport suspension (opt ZQ8)
Standard Rear Axle Option Only
(AWD)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
10-1/2" ring gear (3.54 ratio, opt GH0)
9-3/4" ring gear 7300 GVW (opt C6A)
9-1/2" ring gear (3.42 ratio, opt GU6)
7300 GVW (opt C6A)
10-1/2" ring gear
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
cutaway DRW 4.10 ratio (opt GT5)
cutaway DRW 10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
cutaway SRW
cutaway DRW
cutaway DRW 3.73 ratio (opt GT4)
Cutaway Van DRW 3.73 ratio (opt GT4)
cutaway SRW 9-1/2" ring gear
exc. cutaway 3.73 ratio (opt GT4)
Cutaway Van DRW 4.10 ratio (opt GT5)
30 Series SRW 4.10 ratio (opt GT5)
30 Series DRW removable carrier early
20 Series 4.10 ratio (opt GT5)
20 Series 3.42 axle ratio (opt GU6)
30 Series SRW 3.21 ratio (opt HC8)
20 Series 4.56 ratio (opt HC4)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 4.56 ratio (opt HC4)
30 Series drum rear brakes DRW
20 Series 3.21 ratio (opt HC8)
round cover 10-1/4x9-1/2 4-3/4" BC
cut-out cover 4-3/4" BC
cut-out cover SW
cut-out cover 5" BC SW
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 4-3/4" BC
cut-out cover exc. SW
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC
4.10 ratio (opt GT5)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
4x4 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x2 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
9.5" ring gear (14 bolt) brake opt JF3
Crew Cab 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
8.6" ring gear (10 bolt) brake opt JD9
Regular Cab 4x2 3.08 ratio (opt GU4)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
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 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
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 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-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 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 (3.73 ratio, opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 (3.73 ratio, opt GT4)
4x4 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 w/o police 4.10 ratio (opt GT5)
4 Dr 4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 w/o police 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 police (opt PPV)
4x4 3.73 ratio (opt GT4)
AT Calif (4.30 ratio)
ABS MT 1.6L (5.12 ratio)
w/o ABS MT 2.0L (4.62 ratio)
ABS 4 Dr (5.12 ratio)
ABS MT 2.0L (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
AT Fed (4.62 ratio)
w/o ABS AT (4.88 ratio)
ABS MT (4.62 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
4.2L 17" wheel 3.42 ratio
5.3L 3.73 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 4.10 ratio
6.0L
4.2L 18" wheel 3.73 ratio
4.2L 18" wheel 4.10 ratio
5.3L 4.10 ratio
5.3L 3.42 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)