Product Description
BA-922 AIR BRAKE COMPRESSOR – DETROIT SERIES 60 / 50
PART NUMBER(S):
Fleet Products: 5012895X (Remanufactured) | OE: 5012895, 5018523, K109119
DESCRIPTION:
Model: BA-922 “Big Twin”
Vehicles: Detroit Diesel Series 60 / 50 Engines
• Output: 31.6–31.7 CFM @ 1,250 RPM
• Type: Twin-piston, single-stage, reciprocating
• Mounting: SAE flange mount with 42-tooth gear (4.7" diameter)
• Cooling: Water-cooled head
• Air Inlet & Outlet: Top (threaded ports)
• Lubrication: Pressure-fed from engine oil
• Drive: Gear-driven, thru-drive rated to 25 hp (125 ft-lbs)
• Max RPM: 3,000
• Weight: Approx. 64 lbs (29 kg)
• Stroke: 54 mm
• Dimensions: 13.2" H × 8.0" W × 12.6" L
• Governor Port: SAE-threaded
• Inlet Boost Limit: 0 psig (naturally aspirated)
• North American Unloader Valve: Integral in cylinder head
Applications:
Used extensively in Freightliner, Kenworth, Peterbilt, International, and Western Star heavy-duty diesel trucks powered by Detroit Diesel Series 60 and Series 50 engines. Also common in refuse haulers, cement mixers, transit coaches, and multi-trailer vocational fleets requiring high-capacity continuous-duty air systems.
CROSS-REFERENCE(S):
5012895, 5018523, 5016799, 5018514, 802767, K109119, BA-922, 5013058, 5014427X, 5013695, 5013695X, 6319090, 850.5013058
A cross-reference listing means this part may be a suitable replacement for the part numbers listed. Always confirm specifications match your application before installation.
IMPORTANT INSTALLATION NOTES:
✔ Confirm Series 60 / 50 engine compatibility before mounting
✔ Always use OEM torque specs for gear-driven installation
✔ Clean mating surfaces and lines before installation
✔ Use water-cooled fittings and verify correct flow direction
✔ Replace unloader valve and governor gaskets as needed
✔ No turbo inlet boost supported—must use naturally aspirated feed
✔ Core return required for remanufactured units
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
WHY CHOOSE FLEET PRODUCTS | KBR - HEAVY DUTY TRUCK & TRAILER PARTS?
- Canadian-owned and operated since 1985
- Trusted by fleets, mechanics, and B2B partners across North America
- Fast, reliable shipping across North America
- Competitive pricing with core return refunds
- Price Match Guarantee | Find a better price? We'll beat the difference by 10%!
