144 Maintenance Volvo Tandem CTEV87 and RT3210 1) For very hard or continuous operation above an altitude of 6,000 ft (2,000 m) above sea level, a viscosity of SAE 140, SAE 80W/140 or SAE 85W/140 is recommended for use instead of SAE 90. W4000880 1 Fill each hub before filling the rear axle. Oil type: Petroleum based oil ...................... API-GL5, MIL-PRF-2105E First oil change After one month or 6,000 miles (10,000 km) Normal oil change interval .............. every 12 month or 75,000 miles (120,000 km) Synthetic lubricant ............ NOT USED Capacity: CTEV87 front tandem, EV87 ................. 21.0 quarts (20.0 liters) rear tandem .......
9.5 quarts (9.0 liters) RT2610 front tandem ...... 24.5 quarts (23.0 liters) rear tandem ....... 20 quarts (19.0 liters) hub reduction, each hub 1 .......... 3.7 quarts (3.5 liters) RT3210 front tandem ...... 29.5 quarts (28.0 liters) rear tandem ....... 24.5 quarts (23.0 liters) hub reduction, each hub1 ........... 3.2 quarts (3.0 liters)