8PN-3406C Engine – Truck
MDP-C-18 Engine – Truck
5EK-3406E Engine – Truck
MEP-C-18 Engine – Truck
3ZJ-3406B Engine – Truck
3ZJ-3406C Engine – Truck
1LW-3406E Engine – Truck
1MM-3406E Engine – Truck
2WS-3406E Engine – Truck
5DS-3406E Engine – Truck
6TS-3406E Engine – Truck
6NZ-C-15 Engine – Truck
9NZ-C-15 Engine – Truck
MBN-C-15 Engine – Truck
7CZ-C-16 Engine – Truck
W1A-C16 Engine – Truck
Caterpillar 203-4690 Pulley-Crankshaft – OEM-Grade Durability for Heavy-Duty Engines
The Caterpillar 203-4690 Pulley-Crankshaft is engineered to meet the rigorous demands of heavy-duty truck engines, including models such as the 8PN-3406C, MDP-C-18, 5EK-3406E, MEP-C-18, and several others within the 3406 and C-15/C-16 engine series. Manufactured with precision metallurgy and designed to exact OEM specifications, this pulley-crankshaft ensures optimal drivetrain performance and longevity under high load conditions. Its robust construction supports efficient power transmission and vibration reduction, critical for maintaining engine balance and reliability in harsh operational environments.
Crafted from high-strength alloy steel, the 203-4690 pulley-crankshaft features precise dimensional tolerances that guarantee seamless integration with the crankshaft assembly. This component plays a vital role in the engine’s accessory drive system, facilitating the smooth operation of belts and pulleys that power alternators, water pumps, and other auxiliary systems. Its enhanced wear resistance and fatigue strength contribute to extended service intervals and reduced downtime, making it an indispensable part for maintaining peak engine performance in Caterpillar truck engines.
🔗 For detailed specifications and to purchase the genuine Caterpillar 203-4690 Pulley-Crankshaft, visit Caterpillar 203-4690 Pulley-Crankshaft at AllParts Expert.
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