1998 Chevrolet T-Series

Fluids Capacities and Specifications

Engine Oil Capacities
Crankcase
366 (6.0 L)
Oil Change Without Filter8 quarts(7.5 L)
403 (6.6 L)
Oil Change Without Filter19 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 vehicles equipped with the LUBERFINER 750-C, add 14 quarts (13.25 L).
Oil Change With Filter21 quarts(20.0 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 vehicles equipped with the LUBERFINER 750-C, add 14 quarts (13.25 L).
Automatic Transmission Fluid Capacities
Automatic Transmission
AT542 (For Oil Pan Filter Change)30 pints(14 L)

Add two pints (one liter) when changing spin-on Filter.
AT545 (For Oil Pan Filter Change)40 pints(19 L)

Add two pints (one liter) when changing spin-on Filter.
Manual Transmission Fluid Capacities
Manual Transmission
RT660912.0 pints(5.8 L)
RT8608LL19.5 pints(9.3 L)
RT860915.0 pints(7.0 L)
FS4205A, FS4205B12.5 pints(5.9 L)
FS5205A, FS5205B12.5 pints(5.9 L)
FS530619.5 pints(9.2 L)
FS6305A. FS6305B19.0 pints(9.0 L)
FS630618.0 pints(8.5 L)
FS820620.0 pints(9.5 L)
Fuel Tank Capacities
Fuel Tank
Standard50 gallons(189.3 L)
Optional100 gallons(378.5 L)

Two 50-gallon (189 L) tanks
Rear Axle Oil Capacities
Rear Axle
Single Speed
15040S10.7 quarts(10.1 L)
19060S13.5 quarts(12.8 L)
21060S15.5 quarts(14.7 L)
23080S21.5 quarts(20.3 L)
26105S19.0 quarts(18.0 L)
Two-Speed
19060T13.5 quarts(12.8 L)
21060T15.5 quarts(14.7 L)
22060T17.2 quarts(16.6 L)
23080T21.5 quarts(20.3 L)
Tandem Axles
DS404 (front)16.0 quarts(15.1 L)
RS404 (rear)15.5 quarts(14.7 L)

Many people saved thousands of dollars by doing some technical service procedures for their 1998 Chevrolet T-Series 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 T-Series 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 T-Series. 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 T-Series. 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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