Air Conditioning Refrigerant R134a

2.0 lbs

0.9 kg

Cooling System

32.0 quarts

30.3 L

Engine Oil with Filter*

23.8 quarts

22.5 L

*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 LUBERFINER 750-C, add 14 quarts (13.2 L).

Fuel Tank

• Standard
• Optional
• Optional*

 

• 50.0 gallons
• 75.0 gallons
• 100.0 gallons

 

• 189.3 L
• 283.9 L
• 378.5 L

*Two 50-gallon (189 L) tanks. Not applicable to vehicles with 128 inch or 140 inch wheel base.

Rear Axle - Single Speed

• 15040S
• 19060S; 21060S
• 23090S
• 26105S

 

• 21.0 pints
• 28.0 pints
• 40.0 pints
• 56.0 pints

 

• 10.3 L
• 13.0 L
• 19.0 L
• 26.5 L

Rear Axle - Tandem

• DS404 (front)
• RS404 (rear)

 

• 31.0 pints
• 28.0 pints

 

• 14.5 L
• 13.0 L

Rear Axle - Two-Speed

• 19060T; 21060T
• 23080T

 

• 34.0 pints
• 40.0 pints

 

• 16.0 L
• 19.8 L

Transmission Fluid, Automatic

• 2400 Series; 2500 Series
• MD 3060 P; MD 3560 P

 

• 35.0 pints*
• 52.0 pints

 

• 13.5 L*
• 24.6 L

*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

• FS5406; FS6406
• RT8709B
• RT8908LL

 

• 18.4 pints
• 25.1 pints
• 29.1 pints

 

• 8.7 L
• 11.8 L
• 13.8 L

All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck the fluid level after filling.

7.8L

LG4

L6

1-5-3-6-2-4