Sold as the Chevy twin to the GMC Astro, the Titan 90 was a wraparound-windshield Class 8 cabover styled by GM's design center — and from 1977 could be ordered with a fire-breathing Cummins KT450 for the heaviest tandem-axle loads.
Built by
General Motors
Production
1969–1980
Body type
Cabover
Rating
Up to 80,000 lb GCWR
Power
238–450 hp
Typical jobs
Long-haul, Regional, Heavy-haul
Engine options
Detroit Diesel 6-71NDetroit Diesel 8V71Detroit Diesel 12V71Cummins NTCCummins KT450Caterpillar 3406
Common parts that fit
View all →Common replacement parts for this class of truck. Confirm exact fitment for your engine and config with Mike before ordering.
3030HNTRX
3030HNTRX - 3030 SPEC LONG SHAFT HNTRX BRAKE CHAMBER
OTR10143
OTR10143 - AUTO SLACK ADJUSTER, 11/2-10DRIVE 5.5,6.5
5-808330
5-808330 - BRAKE KIT FOR 4709DEN SHOES
370036A
370036A - OIL BATH SEAL
348-4195
348-4195 - HUB CAP (SENTINAL LARGE DIAM)
5008414PGBXW
5008414PGBXW - AIR DRYER CARTRIDGE, PURAGUARD
11444
11444 - GLADHAND BRACKET MOUNT
15W40 OIL
15W40 OIL - 15W40 OIL (ROTELLA) GAL JUG