Heavy Duty Crankshafts for Diesel Truck Engines – PAI Industries
The crankshaft is one of the most critical diesel engine parts inside a heavy-duty powertrain. It transforms the linear motion of the pistons into rotational power that keeps trucks moving mile after mile. Supported by manufacturers like PAI Industries, premium OEM replacement parts—including crankshafts, bearings, and seals—help fleets maintain reliability and prevent costly downtime.Technical Guidance
Crankshafts endure immense loads in every cycle. Over time, wear can cause imbalance, cracks, or oil clearance issues in the bearings. Signs of damage include vibration, loss of power, or abnormal engine noise. During rebuilds, crankshafts should be measured for straightness, journals checked for scoring, and bearings replaced to restore proper function. Choosing heavy duty engine parts and exact-match replacement engine parts ensures smooth operation under extreme conditions for your truck engine parts.Featured Diesel Engine Parts
- Detroit Diesel DD15 A6804910480 DPF Gasket Pack2
- Cummins ISX Liner and Shim Kit 150mm OD 4311633
- Volvo VNL 20797838 Signal Switch 14 Male Pin Connector
- International 1841821C1 Camshaft Thrust Washer
- Cummins ISX 3683870 Exhaust Manifold Rear
- Cummins ISX Housing Fuel Gasket 4965689
- Cummins ISB QSB 6.7L 5361605 Loaded Cylinder Head Reman
- Cummins ISB QSB 4089263 Upper Gasket Kit EGR Valve
- Detroit Diesel DD15 A4722030244 EGR Water Manifold Used
- Cummins ISB6 QSB Rod Bearing STD 3901170 Pack2
- Freightliner Columbia A06 30769 010 Headlight Switch
- Cummins ISX15 with Piston 5405828 and 4376168 Cylinder Kit PAI 101233
- Detroit Diesel DD13 Rear EGR Gasket A4712030780
- Cummins ISB ISC 4938005 Fuel Valve
- Mack Volvo 22378579 Fuel Injector Reman
- International 1876100C94 Cylinder Kit
- Serpentine Belt 3911582
- Hubcap 7843 3404263
- Cummins 4336659 Thermostat Non Vented 180 Deg
- Cummins ISX12 4960139 Gasket Cover
- Caterpillar C13 Exhaust Manifold Gasket 3337735
- Cummins ISB6 QSB Valve Cover Gasket 4939178
- Mack Volvo 85115784 Doser Kit
- Cummins ISX Include 4376566 and Liner Kit 4309389 Cylinder Kit PAI 101205
- Cummins ISB QSB 4376090 Upper Gasket Kit
- Cummins ISC 2888173 Doser Injector
- Mack Volvo Include 20820662 Liner Kit
- Caterpillar 3406E C15 2316127 Exhaust Manifold
- Mack Volvo 21508091 Oil Cooler Cover Kit
- Caterpillar C13 3133997 Crankshaft Assembly
FAQs
Q: What does the crankshaft do in a diesel engine?
A: It converts the pistons’ up-and-down motion into rotational power, driving the truck’s transmission and wheels.
Q: How can I tell if my crankshaft is worn or damaged?
A: Common signs include knocking noises, low oil pressure, excessive vibration, or visible cracks during inspection.
Q: Should I choose remanufactured or new crankshafts?
A: Both are reliable if sourced from trusted suppliers. Remanufactured crankshafts are cost-effective, while new parts ensure maximum lifespan.
Q: Why replace bearings along with a crankshaft?
A: Bearings provide proper clearance and lubrication. Replacing them together ensures balanced operation and prevents premature failure.
