Standard Rear Axle Option Only
3.90 ratio
3.21 ratio
3.55 ratio
Standard Rear Axle Option Only
4x4 full-floating 4.10 ratio (opt GT5)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 3.73 ratio (opt GT4)
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.55 ratio
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 3.73 ratio (opt GT4)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 4.56 ratio (opt HC4)
SRW semi-floating
30 HD w/o wide track
30 HD drum Rear brakes
DRW 7500 GVW
DRW 10-1/2" ring gear 146" WB
30 HD wide track (opt 5T2)
exc. 30 HD SRW semi-floating
DRW 146" WB 10-1/2" ring gear
DRW 9-3/4" ring gear 125" WB
DRW 125" WB 10-1/2" ring gear
4x2 DRW 3.73 ratio (opt GT4)
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 4.56 ratio (opt HC4)
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
DRW 6200 GVW 125" WB
SRW semi-floating
DRW 5700 GVW (125" WB, 8-454)
10 bolt cover 6200 lb 3.55 ratio
exc. 3500 HD DRW
10 bolt cover 5500 lb 3.55 ratio
SRW 14 bolt cover
10 bolt cover 6200 lb 4.10 ratio
DRW 146" WB 9-3/4" ring gear
DRW 125" WB 10-1/2" ring gear
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
3.23 ratio (opt GU5)
3.42 axle ratio (opt GU6)
2.56 ratio (opt GM8)
4.11 ratio (opt HO4)
3.73 ratio (opt GT4)
2.73 ratio (opt GU2)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
ZL1 AT
ZL1 MT
MT transmission opt M10
MT transmission opt MM6 Z28
SS AT
disc rear brakes cast iron caliper
LT AT 3.27 ratio (opt GW6)
LT MT
traction control (opt NW9) 3.8L
AT 3.6L
(round cover) 11x10-1/4 5" BC SW
8.5" ring gear SW
(round cover) 10-1/4x9-1/2
(round cover) 10-1/4x9-1/2 4-3/4" BC
(round cover) 11x10-1/4 Sdn 11" brakes
cut-out cover 5" BC SW
round cover 11x10-1/4 5" BC
(round cover) 10-1/4x9-1/2 5" BC
cut-out cover exc. SW
cut-out cover 4-3/4" BC
Standard Rear Axle Option Only
4x2 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 3.73 ratio (opt GT4)
4x4 10 bolt cover 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 10 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)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 4.10 ratio (opt GT5)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.42 axle ratio (opt GU6)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 3.21 ratio (opt HC8)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
(AWD)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
active brake control (opt JL4)
8600 GVW (opt C6P) 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)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
10-1/2" ring gear
full floating axle (13 x 3.5" brakes)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
7300 GVW (opt C6A)
9-1/2" ring gear (3.42 ratio, opt GU6)
Cutaway Van DRW 3.73 ratio (opt GT4)
exc. cutaway 4.10 ratio (opt GT5)
Cutaway Van SRW 9-1/2" ring gear
exc. cutaway
cutaway DRW
Cutaway Van DRW 4.10 ratio (opt GT5)
cutaway DRW 4.10 ratio (opt GT5)
Cutaway Van SRW 10-1/2" ring gear
cutaway SRW 9-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
30 Series SRW 3.73 ratio (opt GT4)
30 Series DRW removable carrier late
30 Series drum rear brakes DRW
20 Series 4.10 ratio (opt GT5)
30 Series SRW 3.23 ratio (opt GU5)
30 Series SRW 3.42 axle ratio (opt GU6)
30 Series SRW 3.21 ratio (opt HC8)
20 Series 3.42 axle ratio (opt GU6)
30 Series DRW removable carrier early
20 Series 4.56 ratio (opt HC4)
cut-out cover SW
cut-out cover 5" BC
round cover 10-1/4x9-1/2 5" BC
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 11x10-1/4 4-3/4" BC
cut-out cover exc. SW
round cover 11x10-1/4 5" BC exc. SW
cut-out cover 5" BC SW
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
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
exc. Crew Cab 4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
4x4 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)
Regular Cab 4x2 3.08 ratio (opt GU4)
11.5" ring gear (3.73 ratio, opt GT4)
full-floating axle 4.10 ratio (opt GT5)
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)
semi-floating axle 4.10 ratio (opt GT5)
10.50" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.5" ring gear 3.73 ratio (opt GT4)
SRW 3.73 ratio (opt GT4)
SRW 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 4.11 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x2 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 4.10 ratio (opt GT5)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.23 ratio (opt GU5)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 (3.73 ratio, opt GT4)
4x4 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)
4 Dr 4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
2 Dr 4x2 3.08 ratio (opt GU4)
2 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x4 3.42 axle ratio (opt GU6)
4x2 w/o police 3.23 ratio (opt GU5)
4 Dr 4x2 3.08 ratio (opt GU4)
4x2 police (opt PPV)
4x2 w/o police 4.10 ratio (opt GT5)
ABS MT 1.6L (5.12 ratio)
w/o ABS AT (4.88 ratio)
ABS 2 Dr MT (5.12 ratio)
AT Fed (4.62 ratio)
w/o ABS MT (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
MT (5.12 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS MT 1.6L (5.12 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
4.2L 17" wheel 4.10 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 18" wheel 3.73 ratio
6.0L
5.3L 3.42 ratio
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.73 ratio
5.3L 3.73 ratio
4.2L 18" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)