Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley
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Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Tensions the belt connecting the water pump, alternator, and power steering pump. Includes roller.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
517967
Mfg#:
11287838797
In Stock
ON SALE!
$113.99
This product was last offered at the strikethrough price on 05-02-2026
Replacement is recommend with every belt service
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Drives the alternator, water pump, and power steering pump
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! For vehicles with production date from 09/1991
Brand:
ES#:
2635521
Mfg#:
11281437929
In Stock
$21.31
This product was last offered at the strikethrough price on 10-08-2026
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4818523
Mfg#:
11287841228
In Stock
ON SALE!
SAVE 22%
$19.99
This product was last offered at the strikethrough price on 05-02-2026
Replacement is recommend with every belt service
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4818522
Mfg#:
11281748131
In Stock
ON SALE!
SAVE 19%
$18.99
This product was last offered at the strikethrough price on 05-02-2026
Includes both belts, tensioners, and rollers
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2586762
Mfg#:
11281469266KT
In Stock
ON SALE!
SAVE 21%
$237.99
This product was last offered at the strikethrough price on 06-16-2026
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
21817
Mfg#:
11287841228
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$123.34
This product was last offered at the strikethrough price on 10-25-2026
Drives the air conditioning compressor
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2215421
Mfg#:
11281437873
In Stock
$13.99
This product was last offered at the strikethrough price on 10-22-2026
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4661032
Mfg#:
6PK1555
Ships on Nov 16, 2026
$32.99 USD
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Lifetime Replacement
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Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. Replaces BMW # 11281437449, 11281437873, and 11281470024
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Drive belts transfer crankshaft power to various accessories, including the alternator, water pump, power steering pump, and air conditioning compressor. Replacement of drive belts, serpentine belts, and drive belt tensioners at recommended service intervals helps you avoid untimely breakdowns and expensive vehicle repairs.
Lifetime Replacement
