2015 Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 10 Speed Manual

2015 PETERBILT 389 LONG HOOD – FLAT TOP SLEEPER – CUMMINS ISX15 – EXTENSIVE ENGINE WORK!

2015 Peterbilt 389 Long Hood, Flat Top Sleeper, Cummins ISX15 500 HP Diesel Engine, 10-Speed Manual Transmission, Tandem Axle, Approximately 1,005,149 Chassis Miles.

OVER $25,000 IN RECENT ENGINE REPAIRS AND PARTS – DOCUMENTATION AVAILABLE!

Extensive engine work completed September 2026 by K&M Paint & Truck Repair. Engine suffered a connecting rod failure that damaged the original block. Major repairs included:

- Replacement Cummins ISX15 engine block using a donor engine assembly
- Replacement cylinder head
- New cylinder head gasket sets
- New cylinder head bolts
- Replacement connecting rods as needed
- New main bearings
- New connecting rod bearings
- New lower engine gasket kit
- New oil pan gasket
- New camshaft sensor
- New crankshaft sensor
- Engine timing completed
- Valve lash adjusted
- Engine components torqued to specification
- New clutch and pilot bearing
- Flywheel resurfaced
- New driveline U-joint
- New 5-inch exhaust flex pipe
- New exhaust clamps
- New power steering caps
- New hood bushings
- Engine removed from chassis and reinstalled during repairs

RECENT ENGINE WORK DOCUMENTATION:

September 30, 2026 – Major engine repair invoice totaling $20,971.82, including 60 hours of labor.

Additional documented engine components and parts purchases include:

- Cummins ISX15 donor engine assembly – $5,500
- FleetPride lower gasket kit and head gasket set – $1,672.47
- Peterbilt cylinder head gasket and oil seal – $510.13
- Additional Peterbilt engine hardware – $697.24
- Additional main and rod bearing purchase – $1,149.50 (marked reprint)

Extensive documented investment in engine repairs and replacement components. Receipts and service records available for review.

2015 PETERBILT 389 LONG HOOD – CLASSIC STYLING, 500 HP CUMMINS POWER, 10-SPEED MANUAL, FLAT TOP SLEEPER AND MAJOR RECENT ENGINE WORK!