drive-belt-tensioners-421540-1

1PCS Belt Tensioner 421540 Compatible With TD71A TD71AW TD71ACE TD71AGP TD71AP TD71APB TD61A TD61AW TD61ACE TD61AG TD61AGP TD61AP Engine

drive-belt-tensioners-51958007397-0

Belt Tensioner 51958007397 for MAN E2000 F2000 TGA ENGINE D2865 D2866 D2868 D2876

1PCS Belt Tensioner 21631484 21155561 Compatible For Volvo VHD 2003-2008 VNL 2004-2008 VNM VT Mack TD700 EC360B EC460B

Technical Details
Item Weight 1.76 ounces
Package Dimensions 0.39 x 0.39 x 0.39 inches
Exterior Brushed
$156.21
Availability: In stock
SKU
carpart-1040732
OR
Project Type Engine Drive Belt Tensioner Assembly
Optimize power transmission Stable belt tension helps to transmit engine power to various accessories more efficiently, making the engine power output smoother, indirectly improving the vehicle's power performance and driving experience, and making the driver feel more responsive when accelerating and decelerating.
Prolonging the life of belt Proper tension can reduce the friction and wear between belt and pulley and other parts. When the belt works under improper tension for a long time, it is prone to surface wear, cracks and even fractures. The stable tension maintained by the tensioner can significantly alleviate these problems, prolong the service life of the belt, and reduce the frequency and cost of replacing the belt by the owner.
Adapt to different working conditions Whether the engine is idling, driving at low speed, running at high speed, accelerating or decelerating rapidly, the belt tensioner can respond quickly and automatically adjust the belt tension. For example, when accelerating rapidly, the engine speed rises rapidly, and the tensioner increases the tension on the belt in time, so that the belt can effectively transmit power and meet the working requirements of engine accessories.
Stable tension maintenance the engine belt tensioner can accurately keep the belt tension stable. When the engine is running, the belt will loosen due to temperature changes, long-term use and other factors. The tensioner can automatically adjust, always keep the belt in a proper tight state, ensure that there is enough friction between the belt and the pulley, avoid abnormal operation of engine accessories (such as generators, water pumps, air-conditioning compressors, etc.) caused by belt looseness and slippage, and ensure the normal operation of vehicle power supply and cooling system.
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Packing and shipping

Packaging Regulation :

Wooden Box / Carton

Delivery time :

7~14 days(About)

Conditions :

New and Genuine

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FAQs

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Q1: What is the difference between OEM and Aftermarket parts, and how do I select the right quality level for my needs?

A: OEM (Original Equipment Manufacturer) parts guarantee exact fit and factory quality, typically at a higher cost. Our Aftermarket parts are sourced from certified manufacturers, often offering comparable performance and superior value. We clearly label all products to allow the customer to make an informed choice based on budget and required lifespan.

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