5627637 5619435 5619437 5621364 5621847 5622071 5622072 5662663 299001590 9405-00797 Engine V-ribbed Belt Tensioner Pulley For ISL9.5 ISLe

A belt tensioner is a device that applies a predetermined amount of tension to the engine's accessory drive belt (serpentine belt). Its primary function is to maintain constant, optimal tension on the belt as it wears and stretches over time. This prevents the belt from slipping, squealing, or throwing off, ensuring that critical components like the alternator, water pump, and A/C compressor operate reliably. This belt tensioner 5627637 5619435 5619437 5621364 5621847 5622071 5622072 5662663 299001590 9405-00797 is engineered for maximum durability and precise fitment in ISL9.5 engines. Manufactured to meet or exceed OEM standards, it ensures optimal engine performance and a long service life under heavy-duty conditions.

Whether for full engine rebuilds or quick replacements, DDP Engine provides you with the most reliable parts at unbeatable wholesale prices.

Parameter Details
Product Name: Belt Tensioner
Part Number: 5627637 5619435 5619437 5621364 5621847 5622071 5622072 5662663 299001590 9405-00797

Condition: Brand New / High-Quality OEM / Aftermarket
Warranty: 6 Months / 1 Year
Engine Model: ISL9.5

Application:

Cargo Trucks: Commonly found in 9–16 ton medium to heavy-duty trucks, equipped with ISL9.5-292E51A (292 hp), ISL9.5-315E51A (315 hp), ISL9.5-360E51A (360 hp) and other China V emission standard versions.

Tractor Trucks: Used for 4×2 or 6×4 tractor units, typically such as ISL9.5-380E30 (380 hp, China III emission standard) or ISL9.5-400E51A (400 hp, China V emission standard), mostly found in long-haul logistics tractor trucks.

Construction Machinery/Special Purpose Vehicles: Rarely used as port tractor trucks, fire trucks, concrete pump trucks, etc., but not a mainstream configuration.

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100% Quality Guaranteed: All parts undergo rigorous testing to ensure perfect compatibility and premium performance.
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Flexible Solutions: Providing Genuine, OEM, and premium Aftermarket spare parts to fit your budget.