Standard Rear Axle Option Only
3.90 ratio
3.55 ratio
3.21 ratio
Standard Rear Axle Option Only
4x4 8 lug wheel 3.73 ratio (opt GT4)
4x4 full-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x4 full-floating 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x2 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 6 lug wheel 3.73 ratio (opt GT4)
4x2 4.56 ratio (opt HC4)
4x2 model VIN R 3.73 ratio (opt GT4)
10 bolt cover (Dana 60, 4.09 ratio)
10 bolt cover 3.21 ratio
12 bolt cover 5 lug 3.21 ratio
12 bolt cover 8 lug (3.54 ratio)
10 bolt cover 3.55 ratio
10 bolt cover 3.90 ratio
12 bolt cover 5 lug 3.55 ratio
12 bolt cover 5 lug 3.90 ratio
4x4 SRW 4.56 ratio (opt HC4)
4x2 SRW 3.23 ratio (opt GU5)
4x4 SRW 3.73 ratio (opt GT4)
4x4 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.10 ratio (opt GT5)
4x2 SRW 4.56 ratio (opt HC4)
4x4 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.42 axle ratio (opt GU6)
4x2 SRW 3.73 ratio (opt GT4)
SRW 10 bolt cover
SRW 14 bolt cover
DRW 5700 GVW (125" WB, 8-454)
DRW 6200 GVW 146" WB
DRW 7500 GVW
DRW 146" WB 9-3/4" ring gear
30 HD w/o wide track
exc. 30 HD DRW
DRW 125" WB 9-3/4" ring gear
DRW 10-1/2" ring gear 146" WB
4x4 DRW 4.10 ratio (opt GT5)
4x4 DRW 4.56 ratio (opt HC4)
4x2 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.42 axle ratio (opt GU6)
4x4 DRW 3.73 ratio (opt GT4)
4x2 DRW 3.73 ratio (opt GT4)
4x2 DRW 4.10 ratio (opt GT5)
4x2 DRW 4.56 ratio (opt HC4)
SRW 10 bolt cover
DRW 125" WB 9-3/4" ring gear
3500 HD w/o wide track
DRW 9-3/4" ring gear 146" WB
SRW full-floating 13x2-1/2 brakes
12 bolt cover 3.90 ratio
DRW 6200 GVW 125" WB
12 bolt cover 3.21 ratio
3500 HD drum Rear brakes
10 bolt cover 6200 lb 4.10 ratio
3.08 ratio (opt GU4)
4.11 ratio (opt HO4)
3.73 ratio (opt GT4)
3.42 axle ratio (opt GU6)
2.73 ratio (opt GU2)
4.10 ratio (opt GT5)
2.56 ratio (opt GM8)
3.23 ratio (opt GU5)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
4.10 ratio (opt GT5)
3.73 ratio (opt GT4)
AT 3.6L
AT transmission opt MYC
AT 6.2L
disc rear brakes
ZL1 AT
LT AT 3.27 ratio (opt GW6)
MT transmission opt MM6 Z28
MT transmission opt MV5
LS AT 3.27 ratio (opt GW6)
disc rear brakes 10 bolt cover
7.625" ring gear
cut-out cover 4-3/4" BC
(round cover) 11x10-1/4 SW
cut-out cover 5" BC exc. SW
round cover 10-1/4x9-1/2 4-3/4" BC
round cover 11x10-1/4 5" BC exc. SW
round cover 11x10-1/4 5" BC
round cover 11x10-1/4 5" BC SW
cut-out cover SW
(round cover) 11x10-1/4 Sdn 11" brakes
Standard Rear Axle Option Only
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 12 bolt cover 2.73 ratio (opt GU2)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 2.56 ratio (opt GM8)
4x4 3.08 ratio (opt GU4)
4x4 2.73 ratio (opt GU2)
4x4 3.42 axle ratio (opt GU6)
4x2 2.56 ratio (opt GM8)
4x4 10 bolt cover 2.56 ratio (opt GM8)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 14 bolt cover 4.10 ratio (opt GT5)
4x2 10 bolt cover 3.08 ratio (opt GU4)
4x2 10 bolt cover 3.73 ratio (opt GT4)
4x2 14 bolt cover (3.73 ratio, opt GT4)
4x2 10 bolt cover 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x2 10 bolt cover 2.73 ratio (opt GU2)
4x2 14 bolt cover 4.10 ratio (opt GT5)
4x2 3.08 ratio (opt GU4)
4x2 14 bolt cover 3.73 ratio (opt GT4)
4x2 crew cab 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x4 3.23 ratio (opt GU5)
4x2 crew cab 4.10 ratio (opt GT5)
4x4 3.21 ratio (opt HC8)
4x2 crew cab 3.23 ratio (opt GU5)
4x2 crew cab 3.73 ratio (opt GT4)
4x2 crew cab 3.21 ratio (opt HC8)
4x4 4.10 ratio (opt GT5)
4x4 3.73 ratio (opt GT4)
4x4 3.42 axle ratio (opt GU6)
4x4 4.10 ratio (opt GT5)
4x2 off road suspension (opt Z71)
4x2 sport suspension (opt ZQ8)
4x4 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
(AWD)
3.73 ratio (opt GT4)
active brake control (opt JL4)
3.42 axle ratio (opt GU6)
9-3/4" ring gear 7300 GVW (opt C6A)
10-1/2" ring gear
8500 GVW (opt C5F) 3.73 ratio (opt GT4)
8500 GVW (opt C5F) 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 4.10 ratio (opt GT5)
8600 GVW (opt C6P) 3.73 ratio (opt GT4)
9-3/4" ring gear 4.10 ratio (opt GT5)
9-1/2" ring gear (3.42 ratio, opt GU6)
9-3/4" ring gear 3.73 ratio (opt GT4)
full floating axle (13 x 3.5" brakes)
cutaway SRW 10-1/2" ring gear
cutaway DRW 3.73 ratio (opt GT4)
cutaway DRW 10-1/2" ring gear
Cutaway Van SRW 9-1/2" ring gear
Cutaway Van SRW 10-1/2" ring gear
exc. cutaway
exc. cutaway 3.73 ratio (opt GT4)
cutaway DRW 4.10 ratio (opt GT5)
Cutaway Van DRW 4.10 ratio (opt GT5)
Cutaway Van DRW 3.73 ratio (opt GT4)
30 Series SRW 3.21 ratio (opt HC8)
30 Series SRW 3.73 ratio (opt GT4)
30 Series DRW removable carrier early
30 Series drum rear brakes SRW
20 Series 4.10 ratio (opt GT5)
30 Series DRW removable carrier
30 Series DRW removable carrier late
20 Series 4.56 ratio (opt HC4)
20 Series 3.21 ratio (opt HC8)
20 Series 3.73 ratio (opt GT4)
cut-out cover 5" BC exc. SW
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 4-3/4" BC
cut-out cover 5" BC
cut-out cover 5" BC SW
cut-out cover SW
round cover 11x10-1/4 5" BC exc. SW
cut-out cover exc. SW
cut-out cover 4-3/4" 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
Regular Cab 4x4 4.10 ratio (opt GT5)
exc. Crew Cab 4x4 3.73 ratio (opt GT4)
Crew Cab 3.73 ratio (opt GT4)
Crew Cab 4.10 ratio (opt GT5)
8.6" ring gear (10 bolt) brake opt JD9
Regular Cab 4x2 3.08 ratio (opt GU4)
4x4 3.73 ratio (opt GT4)
4x2 3.08 ratio (opt GU4)
Regular Cab 4x2 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
full-floating axle 4.10 ratio (opt GT5)
semi-floating axle 4.10 ratio (opt GT5)
10.5" ring gear 3.73 ratio (opt GT4)
10.50" ring gear 4.10 ratio (opt GT5)
11.5" ring gear (3.73 ratio, opt GT4)
10.5" ring gear 4.10 ratio (opt GT5)
semi-floating axle 3.73 ratio (opt GT4)
full-floating axle 3.73 ratio (opt GT4)
10.50" ring gear 3.73 ratio (opt GT4)
11.50" ring gear (3.73 ratio, opt GT4)
SRW 4.10 ratio (opt GT5)
SRW 3.73 ratio (opt GT4)
Standard Rear Axle Option Only
AT (opt M32)
MT (opt M10)
4x4 10 bolt cover 3.73 ratio (opt GT4)
4x4 12 bolt cover 3.08 ratio (opt GU4)
4x4 3.08 ratio (opt GU4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 4.11 ratio (opt GT5)
4x2 2.73 ratio (opt GU2)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x2 5 lug wheel 3.73 ratio (opt GT4)
4x2 3.42 axle ratio (opt GU6)
4x4 12 bolt cover 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x4 3.73 ratio (opt GT4)
4x4 4.10 ratio (opt GT5)
4x4 10 bolt cover 3.08 ratio (opt GU4)
4x4 12 bolt cover 4.11 ratio (opt GT5)
4x4 3.08 ratio (opt GU4)
4x2 2.73 ratio (opt GU2)
4x2 full-floating 3.21 ratio (opt HC8)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.56 ratio (opt HC4)
4x2 full-floating 3.73 ratio (opt GT4)
4x2 semi-floating 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)
4x4 3.42 axle ratio (opt GU6)
4x4 3.42 axle ratio (opt GU6)
4x2 4.10 ratio (opt GT5)
4x4 4.10 ratio (opt GT5)
4x4 (3.73 ratio, opt GT4)
4x2 semi-floating 3.73 ratio (opt GT4)
4x2 (3.73 ratio, opt GT4)
4x2 full-floating 4.10 ratio (opt GT5)
4x2 semi-floating 4.10 ratio (opt GT5)
4x2 full-floating 4.56 ratio (opt HC4)
4x2 semi-floating 3.21 ratio (opt HC8)
4x2 w/o police 3.23 ratio (opt GU5)
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)
Classic style 4x4 3.73 ratio (opt GT4)
4x2 3.73 ratio (opt GT4)
4x2 w/o police 3.73 ratio (opt GT4)
2 Dr 4x4 3.73 ratio (opt GT4)
4 Dr 4x2 3.42 axle ratio (opt GU6)
4x2 police (opt PPV)
w/o ABS 2 Dr AT (4.30 ratio)
ABS MT (4.62 ratio)
w/o ABS MT (4.62 ratio)
ABS 2 Dr AT (4.30 ratio)
MT (5.12 ratio)
AT Calif (4.30 ratio)
ABS AT (4.88 ratio)
ABS 2 Dr MT (5.12 ratio)
w/o ABS 4 Dr (5.12 ratio)
AT (4.62 ratio)
4.2L 20" wheel 3.73 ratio
4.2L 18" wheel 4.10 ratio
5.3L 3.42 ratio
4.2L 17" wheel 3.42 ratio
4.2L 18" wheel 3.73 ratio
4.2L 17" wheel 4.10 ratio
6.0L
4.2L 18" wheel 3.42 ratio
4.2L 20" wheel 3.42 ratio
4.2L 17" wheel 3.73 ratio
Standard Rear Axle Option Only
(AWD)
(AWD)
(AWD)