This is the main belt tensioner for A/C, Alternator, and power steering.
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#:
4810167
Mfg#:
11287563927
In Stock
ON SALE!
SAVE 17%
$69.99
This product was last offered at the strikethrough price on 05-02-2026
This is the main belt tensioner for A/C, Alternator, and power steering.
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!
Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley
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
Hydraulic tensioner for water pump belt, just tensioner, does not come with relay lever assembly
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#:
21803
Mfg#:
11287835417
In Stock
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$193.99
This product was last offered at the strikethrough price on 10-28-2026
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!
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
This is the main belt tensioner for A/C, Alternator, and power steering.
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#:
21777
Mfg#:
11287563927
In Stock
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$179.99
This product was last offered at the strikethrough price on 10-28-2026
Worn hardware should be replaced before it fails
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 Secures the top of the hydraulic alternator belt tensioner assembly to the bracket
Brand:
ES#:
14586
Mfg#:
07119904532
In Stock
$7.99
This product was last offered at the strikethrough price on 09-11-2026
Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley
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!
Hydraulic tensioner for alternator belt, ideal for servicing high mileage tensioner
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#:
2696132
Mfg#:
11281717188
In Stock
$79.99
This product was last offered at the strikethrough price on 07-29-2026
Worn hardware should be replaced before it fails
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 Secures the lower portion of the hydraulic alternator belt tensioner to the assembly
Tensions the belt connecting the water pump, alternator, and power steering pump. Includes roller.
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#:
3673292
Mfg#:
11281427252
In Stock
ON SALE!
SAVE 15%
$42.99
This product was last offered at the strikethrough price on 09-16-2026
Hydraulic tensioner for water pump belt - does not include relay lever assembly
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
Lifetime Replacement
