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1998 Chevrolet B7 Medium Duty Chassis

Fluids Capacities and Specifications

Engine Oil Capacities
Crankcase
6.0 L8 quarts(7.5 L)

Capacities (volumes) shown are normal refill. Add oil as indicated when the oil filter element is changed. Capacities given are approximate
6.5 L8.0 quarts(7.8 L)

Capacities (volumes) shown are normal refill. Add oil as indicated when the oil filter element is changed. Capacities given are approximate
6.6 L19 quarts(18.0 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 LUBERFINER 750-C systems, add 14 qts. (13.25 L).
Automatic Transmission Fluid Capacities
Automatic Transmission
AT545 (For oil pan filter change)40.0 pints(19.0 L)

Add two pints (one liter) when changing spin-on type filter.
Manual Transmission Fluid Capacities
Manual Transmission
FS4205B12.5 pints(5.9 L)
FS5205A12.5 pints(5.9 L)
Cooling System Capacity
Cooling System
6.6 L
With Manual Transmission30.5 quarts(28.9 L)
With Automatic Transmission28.5 quarts(27.0 L)
6.5 L
With Manual Transmission30.5 quarts(28.9 L)
With Automatic Transmission28.5 quarts(27.0 L)
6.0 L
With Manual Transmission25.0 quarts(22.8 L)
With Automatic Transmission23.0 quarts(21.8 L)

not include heaters or lines added by school bus body builders.
Fuel Tank Capacities
Fuel Tank
R.H. Mount (Standard)60.0 gallons(227.1 L)
L.H. Mount (Optional)60.0 gallons(227.1 L)
R.H. Mount (Optional)35.0 gallons(132.5 L)
Rear Axle Oil Capacities
Rear Axle
19050S25.0 pints(12.0 L)

Add 2 pints (1.0 L) when hubs are replaced.
21060S34.0 pints(16.1 L)

Add 2 pints (1.0 L) when hubs are replaced.

Many people saved thousands of dollars by doing some technical service procedures for their 1998 Chevrolet B7 Medium Duty Chassis by themselves. The easiest type of technical maintenance is changing engine oil, axles oil, manual and automatic transmission oil. Changing break fluid in 1998 Chevrolet B7 Medium Duty Chassis is also is a simple task. If you want to change engine oil, for instance, by yourself and save a couple of bucks you need to know how much this fluid engine oil is needed for 1998 Chevrolet B7 Medium Duty Chassis. If you fill engine or axles of your car with oil to the brim it may damage your vehicle engine or axles and void manufacturer warranty. Good news! We have this information and we give it to you for free.

Note: all capacities are approximate. When adding, be sure to fill to the appropriate level, as recommended in user manual for your 1998 Chevrolet B7 Medium Duty Chassis. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Note: not all air conditioning refrigerants are the same. If the air conditioning system in your vehicle needs refrigerant, be sure the proper refrigerant is used. If you're not sure, ask your dealer.

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