BMW E39 Belt Tensioners

For BMW owners seeking reliability and factory-spec performance, the OEM INA Accessory Belt Idler Pulley from ECS Tuning delivers unmatched value and durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only with production date from 05/1999

Brand:

ES#:

4920273

Mfg#:

FP02931

$32.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Make sure your new belt has proper tension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 08/1997

Brand:

ES#:

21679

Mfg#:

11281742013

3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$368.99

This product was last offered at the strikethrough price on
07-06-2026

$356.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Keep your A/C belt tight and turning. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1997

Brand:

ES#:

21643

Mfg#:

11281702013

3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$490.99

This product was last offered at the strikethrough price on
07-06-2026

$474.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Includes tensioner & roller for accessory belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 08/1997 to 09/1998

Brand:

ES#:

21680

Mfg#:

11281742858

3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$229.99

This product was last offered at the strikethrough price on
07-06-2026

$221.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Complete tensioner assembly with roller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:

ES#:

2866964

Mfg#:

11287512758

$75.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5480937

Mfg#:

11287838797

$59.99 USD

Add to Cart

Lifetime Replacement