Standard Rear Axle Option Only
3.21 ratio
3.90 ratio
3.55 ratio
Standard Rear Axle Option Only
4x4 3.42 axle ratio (opt GU6)
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x2 model VIN R 4.10 ratio (opt GT5)
4x4 6 lug wheel 4.10 ratio (opt GT5)
4x2 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.56 ratio (opt HC4)
4x4 8 lug wheel 4.10 ratio (opt GT5)
4x2 full-floating 3.73 ratio (opt GT4)
4x4 full-floating 4.10 ratio (opt GT5)
4x4 6 lug wheel 3.73 ratio (opt GT4)
10 bolt cover (Dana 60, 4.09 ratio)
12 bolt cover 8 lug (3.54 ratio)
12 bolt cover 5 lug 3.90 ratio
10 bolt cover 3.55 ratio
12 bolt cover 5 lug 3.21 ratio
10 bolt cover 3.21 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
4x2 SRW 3.42 axle ratio (opt GU6)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
4x2 SRW 4.10 ratio (opt GT5)
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 3.23 ratio (opt GU5)
DRW 146" WB 9-3/4" ring gear
SRW semi-floating
30 HD drum Rear brakes
SRW full-floating
SRW 10 bolt cover
DRW 5700 GVW (125" WB, 8-454)
DRW 125" WB 10-1/2" ring gear
SRW full-floating 13x2-1/2 brakes
SRW full-floating 13x3-1/2 brakes
exc. 30 HD SRW semi-floating
4x4 DRW 3.42 axle ratio (opt GU6)
4x2 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.10 ratio (opt GT5)
4x4 DRW 3.73 ratio (opt GT4)
4x4 DRW 4.56 ratio (opt HC4)
3500 HD drum Rear brakes
3500 HD wide track (opt 5T2)
DRW 9-3/4" ring gear 125" WB
DRW 10-1/2" ring gear 146" WB
SRW full-floating
SRW full-floating 13x3-1/2 brakes
exc. 3500 HD SRW semi-floating
DRW 5700 GVW (125" WB, 8-454)
SRW full-floating 13x2-1/2 brakes
10 bolt cover 6200 lb 3.55 ratio
2.56 ratio (opt GM8)
4.11 ratio (opt HO4)
2.73 ratio (opt GU2)
3.42 axle ratio (opt GU6)
3.23 ratio (opt GU5)
3.73 ratio (opt GT4)
3.08 ratio (opt GU4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
MT transmission opt MG9
AT 6.2L
AT transmission opt MYD
traction control (opt NW9) 3.8L
AT 3.6L
disc rear brakes cast iron caliper
w/o traction control
drum rear brakes
ZL1 AT
LS AT 2.92 ratio (opt GW8)
cut-out cover 4-3/4" BC
round cover 11x10-1/4 5" BC SW
round cover 11x10-1/4 5" BC exc. SW
7.625" ring gear
(round cover) 11x10-1/4 5" BC exc. SW
(round cover) 11x10-1/4 Sdn 9.5" brakes
(round cover) 10-1/4x9-1/2
(round cover) 10-1/4x9-1/2 4-3/4" BC
8.5" ring gear SW
(round cover) 10-1/4x9-1/2 5" BC
Standard Rear Axle Option Only
4x4 3.08 ratio (opt GU4)
4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x2 2.56 ratio (opt GM8)
4x4 3.42 axle ratio (opt GU6)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x4 10 bolt cover 4.10 ratio (opt GT5)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 3.08 ratio (opt GU4)
4x2 4.10 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x4 3.21 ratio (opt HC8)
4x4 3.42 axle ratio (opt GU6)
4x2 crew cab 3.23 ratio (opt GU5)
4x4 4.10 ratio (opt GT5)
4x2 crew cab 4.56 ratio (opt HC4)
4x4 3.73 ratio (opt GT4)
4x2 crew cab 4.10 ratio (opt GT5)
4x2 sport suspension (opt ZQ8)
4x4 3.42 axle ratio (opt GU6)
4x4 3.73 ratio (opt GT4)
4x2 off road suspension (opt Z71)
4x4 4.10 ratio (opt GT5)
Standard Rear Axle Option Only
(AWD)
3.73 ratio (opt GT4)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
9-3/4" ring gear 4.10 ratio (opt GT5)
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
9-3/4" ring gear 7300 GVW (opt C6A)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
full floating axle (13 x 3.5" brakes)
9-3/4" ring gear 3.73 ratio (opt GT4)
9-1/2" ring gear (3.42 ratio, opt GU6)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
7300 GVW (opt C6A)
Cutaway Van SRW 10-1/2" ring gear
cutaway DRW 10-1/2" ring gear
exc. cutaway 4.10 ratio (opt GT5)
exc. cutaway
cutaway SRW 9-3/4" ring gear
Cutaway Van DRW 4.10 ratio (opt GT5)
Cutaway Van SRW 9-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
cutaway DRW 10-3/4" ring gear
cutaway SRW 9-1/2" ring gear
30 Series DRW removable carrier
30 Series SRW 4.10 ratio (opt GT5)
20 Series 4.56 ratio (opt HC4)
30 Series DRW removable carrier early
20 Series
20 Series 3.42 axle ratio (opt GU6)
30 Series drum rear brakes SRW
30 Series SRW 4.56 ratio (opt HC4)
20 Series 3.73 ratio (opt GT4)
30 Series SRW 3.23 ratio (opt GU5)
cut-out cover 4-3/4" BC
cut-out cover 5" BC
(round cover) 11x10-1/4 4-3/4" BC
(round cover) 10-1/4x9-1/2 4-3/4" BC
cut-out cover SW
round cover 10-1/4x9-1/2 5" BC
cut-out cover 5" BC SW
cut-out cover 5" BC exc. SW
(8.5" ring gear, w/rear disc brakes)
(round cover) 10-1/4x9-1/2 5" BC
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
Standard Rear Axle Option Only
Standard Rear Axle Option Only
exc. Crew Cab 4x2 3.73 ratio (opt GT4)
Regular Cab 4x4 3.73 ratio (opt GT4)
8.6" ring gear (10 bolt) brake opt JD9
9.5" ring gear (14 bolt) brake opt JF3
Crew Cab 3.73 ratio (opt GT4)
Regular Cab 4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
Regular Cab 4x4 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
11.5" ring gear (3.73 ratio, opt GT4)
semi-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
full-floating axle 4.10 ratio (opt GT5)
11.50" ring gear (3.73 ratio, opt GT4)
semi-floating axle 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 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 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 3.08 ratio (opt GU4)
4x4 3.42 axle ratio (opt GU6)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 3.08 ratio (opt GU4)
4x4 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 8 lug wheel 3.73 ratio (opt GT4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x2 3.73 ratio (opt GT4)
4x2 2.73 ratio (opt GU2)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x4 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)
4x4 3.42 axle ratio (opt GU6)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 4.10 ratio (opt GT5)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 3.42 axle ratio (opt GU6)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 w/o police 3.23 ratio (opt GU5)
4 Dr 4x4 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4 Dr 4x2 3.73 ratio (opt GT4)
4x2 w/o police 4.10 ratio (opt GT5)
4x2 w/o police 3.73 ratio (opt GT4)
4x2 police (opt PPV)
2 Dr 4x4 3.73 ratio (opt GT4)
2 Dr 4x2 3.42 axle ratio (opt GU6)
w/o ABS AT (4.88 ratio)
ABS 2 Dr AT (4.30 ratio)
AT Fed (4.62 ratio)
MT (5.12 ratio)
w/o ABS MT (4.62 ratio)
ABS MT 2.0L (4.62 ratio)
ABS AT (4.88 ratio)
w/o ABS 2 Dr MT (5.12 ratio)
ABS 4 Dr (5.12 ratio)
w/o ABS MT 2.0L (4.62 ratio)
4.2L 20" wheel 3.73 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.73 ratio
4.2L 18" wheel 3.73 ratio
6.0L
4.2L 17" wheel 3.42 ratio
5.3L 4.10 ratio
5.3L 3.42 ratio
4.2L 17" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)