For 2013 model year, all 6.6L Duramax diesel engines will come standard from Quigley with a 3.54 rear gear ratio.
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For 2010 model year, all 6.6L Duramax diesel engines will come standard from Quigley with a 3.54 rear gear ratio.
For 2010 model year, all 6.6L Duramax diesel engines will come standard from GM with a 3.54 rear gear ratio. Due to the unavailablitiy of a 3.54 gear ratio in the American Axle IFS front axle differential, Quigley Motor Company will perform a gear change to the rear drive axle. The new gear ratio will be a 3.73 ratio. This will match the gear ratio in the new front drive axle. The rear axle ring and pinion will be covered by Quigley Motor Company's 3 year / 36,000 mile warranty.
For 2013 model year, all 6.6L Duramax diesel engines will come standard from Quigley with a 3.54 gear ratio. Quigley requires that all CAW diesel chassis have no body installed when we receive them.
4.8L & 6.0L Gas Engine 3.42 Gear Ratio Automatic Transmission Cargo Capacity reduced by 352Lbs, 259 front, 93 rear Cost: $11,195.00 LIFS: $2,350.00 additional
6.6L Diesel Engine 3.54 Gear Ratio Automatic Transmission Cargo Capacity reduced by 352Lbs, 259 front, 93 rear Cost: $11,495.00 LIFS: $2,350.00 additional
4.8L & 6.0L Gas Engine 3.42 Gear Ratio Automatic Transmission Cargo Capacity reduced by 338Lbs, 261 front, 77 rear Cost: $11,195.00 LIFS: $2,350.00 additional
6.6L Diesel Engine 3.54 Gear Ratio Automatic Transmission Cargo Capacity reduced by 338Lbs, 261 front, 77 rear Cost: $11,495.00 LIFS: $2,350.00 additional
6.0L Gas Engine 3.42 Gear Ratio Automatic Transmission Cargo Capacity reduced by 352Lbs, 259 front, 93 rear Cost: $11,195.00 LIFS: $2,350.00 additional
6.0L Gas Engine 3.42 Gear Ratio Automatic Transmission Cargo Capacity reduced by 338Lbs, 261 front, 77 rear Cost: $11,195.00 LIFS: $2,350.00 additional
10,000 GVWR 4.8L Gas Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 275 front, 79 rear Cost: $11,195.00
10,000 to 12,300 GVWR 6.0L Gas Engine 4.10 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 275 front, 79 rear Cost: $11,195.00
10,000 to 12,300 GVWR 6.6L Diesel Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 275 front, 79 rear Cost: $11,495.00
14,200 GVWR 6.0L Gas Engine 4.10 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 275 front, 79 rear Cost: $11,195.00
14,200 GVWR 6.6L Diesel Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 275 front, 79 rear Cost: $11,495.00
10,100 GVWR 4.8L, 6.0L Gas or 6.6L Diesel Engines 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 282 front, 72 rear Cost: $12,295.00
12,300 GVWR 6.0L Gas or 6.6L Diesel Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 282 front, 72 rear Cost: $12,295.00
12,300 GVWR 6.0L Gas Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 282 front, 72 rear Cost: $11,195.00
12,300 GVWR 6.6L Diesel Engine 3.73 Gear Ratio Automatic Transmission Cargo Capacity reduced by 354Lbs, 282 front, 72 rear Cost: $11,495.00
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