Whether your hub needs replaced, or you're looking out for the future of your engine, this motorsport-grade solution is engineered to eliminate slip and protect your engine.
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
This is the main belt tensioner for A/C, power steering and alternator
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#:
4830507
Mfg#:
11288604266
In Stock
ON SALE!
$51.99
This product was last offered at the strikethrough price on 05-02-2026
This is the main belt tensioner for A/C, power steering and alternator
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#:
3134113
Mfg#:
11288604266
In Stock
$79.99
This product was last offered at the strikethrough price on 06-08-2026
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#:
4485242
Mfg#:
8PK1390
Ships on Feb 23, 2027
$52.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
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...or at least as "Bulletproof" as your F3X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade 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#:
4365386
Mfg#:
ECSF30N55BPKT
In Stock
ON SALE!
$510.99
This product was last offered at the strikethrough price on 06-16-2026
Includes belt and tensioner
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#:
3160978
Mfg#:
11287594969KT
In Stock
ON SALE!
SAVE 27%
$84.99
This product was last offered at the strikethrough price on 06-01-2026
Keep your A/C system operating properly.
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!
Much easier than using a T60 Torx socket! A must have for belt service on N54/N55 engines.
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#:
3136158
Mfg#:
020023SCH01A
In Stock
ON SALE!
SAVE 25%
$67.99
This product was last offered at the strikethrough price on 05-02-2026
Everything you need to service your belt drive system using high quality parts
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#:
4772933
Mfg#:
11288613707KT2
In Stock
ON SALE!
SAVE 19%
$121.99
This product was last offered at the strikethrough price on 05-02-2026
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#:
4485232
Mfg#:
6PK1003
Ships on Dec 8, 2026
$45.99 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
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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
