The following approximate capacities are given in English and metric conversions. See Fluid and Lubricant Recommendations for more information. All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling.
Application | Capacities | |
---|---|---|
Metric | English | |
Cooling System - C4/C5 Models | ||
| 25.8 L | 27.3 qt |
| 26.1 L | 27.6 qt |
| 28.2 L | 29.8 qt |
| 28.5 L | 30.1 qt |
Cooling System - C6/C7/C8 Automatic Transmission | ||
| 29.7 L | 31.4 qt |
| 29.5 L | 31.2 qt |
| 31.9 L | 33.7 qt |
| 31.5 L | 33.3 qt |
|
|
|
Cooling System - C6/C7/C8 Manual Transmission | ||
| 27.7 L | 29.3 qt |
| 31.2 L | 33.0 qt |
| 31.0 L | 32.8 qt |
| 31.5 L | 33.3 qt |
| 29.9 L | 31.6 qt |
| 33.4 L | 35.3 qt |
| 33.0 L | 34.9 qt |
| 33.5 L | 35.4 qt |
| 31.5 L | 33.3 qt |
| 33.0 L | 34.9 qt |
Engine Oil with Filter | ||
| 13.8 L | 14.6 qt |
| 28.4 L | 30.0 qt |
| 22.5 L | 23.8 qt |
| 9.4 L | 10.0 qt |
Check fill level on the oil indicator after initial fill to make sure it is actually full. Oil level may vary depending on vehicle option content. *Additional oil is required with auxiliary oil filter systems. Make sure to add enough extra oil to fill the auxiliary oil filter system. For vehicles equipped with the LUBERFINER 750-C, add 14 quarts (13.25 L). | ||
Fuel Capacity - C4/C5 Models | ||
| 151.4 L | 40 gal |
| 94.6 L | 25 gal |
| 121.1 L | 32 gal |
| 151.4 L | 40 gal |
| 227.1 L | 60 gal |
| 302.8 L | 80 gal |
*One 25-gallon (94.6 L) tank and one 15-gallon (56.8 L) tank | ||
Fuel Capacity - C6/C7/C8 Models | ||
| 189.2 L | 50 gal |
| 132.4 L | 35 gal |
| 189.2 L | 50 gal |
| 264.8 L | 70 gal |
| 283.8 L | 75 gal |
| 378.5 L | 100 gal |
†Two 35-gallon (132.4 L) tanks **One 25-gallon (94.6 L) tank and one 50-gallon (189.2 L) tank &Two 50-gallon (189.2 L) tanks | ||
Front Axle (G38) and (FRX) | 3.7 L | 7.8 pt |
Rear Axle - Single Speed | ||
| 4.7 L | 10.0 pt |
| 14.7 L | 31.0 pt |
| 19.0 L | 40.0 pt |
| 26.5 L | 56.0 pt |
| 25.5 L | 54.0 pt |
| 12.3 L | 26.0 pt |
| 4.7 L | 10 pt |
| 13.0 L | 28.0 pt |
*For the S110 (HD2) add an additional 1.7 pt (0.8 L) lube for the hubs. | ||
Rear Axle - Tandem | ||
| 15.1 L | 32.0 pt |
| 14.7 L | 31.0 pt |
Rear Axle - Two-Speed | ||
| 18.0 L | 38.0 pt |
| 19.0 L | 40.0 pt |
| 20.8 L | 44.0 pt |
Transfer Case (Four-Wheel Drive) | 1.9 L | 4.0 pt |
Transmission Fluid, Automatic | ||
| 24.6 L | 52.0 pt |
| 13.5 L | 35.0 pt |
Add 2 pints (1 L) when changing spin-on or remote filter. See the Allison® Automatic Transmission Operator's Manual for fluid check and maintenance information. | ||
Transmission Fluid, Manual | ||
| 5.5 L | 11.6 pt |
| 8.7 L | 18.4 pt |
| 8.8 L | 18.5 pt |
| 5.9 L | 12.5 pt |
| 11.8 L | 25.1 pt |
| 13.8 L | 29.1 pt |
| 6.0 L | 12.7 pt |