...or at least as "Bulletproof" as your E9X 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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4365385
Mfg#:
ECSE90N55BPKT
ON SALE!
$573.99
This product was last offered at the strikethrough price on 03-19-2026
$572.40 USD
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on orders $49 and up
Partial Replacement
An important belt drive component
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4845404
Mfg#:
11287578675
ON SALE!
SAVE 21%
$27.99
This product was last offered at the strikethrough price on 05-02-2026
$22.02 USD
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Lifetime Replacement
A/C belt idler pulley
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4845406
Mfg#:
11287578674
ON SALE!
SAVE 21%
$28.99
This product was last offered at the strikethrough price on 05-02-2026
$22.84 USD
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Lifetime Replacement
M10X35
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Brand:
ES#:
2641280
Mfg#:
07129905738
16% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$9.69
This product was last offered at the strikethrough price on 06-16-2026
$8.15 USD
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Lifetime Replacement
The higher idler pulley
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
21769
Mfg#:
11287556251
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$82.24
This product was last offered at the strikethrough price on 03-25-2026
$71.98 USD
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Lifetime Replacement
The higher idler pulley
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Brand:
ES#:
3451040
Mfg#:
11287556251
$28.89 USD
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Lifetime Replacement
Hardware for drive belt assembly
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Brand:
ES#:
20551
Mfg#:
11237557561
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$21.99
This product was last offered at the strikethrough price on 06-16-2026
$20.99 USD
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Lifetime Replacement
The lowest of the idler pulleys on the accessory drive belt.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
21772
Mfg#:
11287557851
ON SALE!
$74.99
This product was last offered at the strikethrough price on 06-15-2026
$71.24 USD
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Lifetime Replacement
For Drive belt Pulley
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Brand:
ES#:
2159205
Mfg#:
11237574827
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$104.99
This product was last offered at the strikethrough price on 06-16-2026
$97.99 USD
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Lifetime Replacement
Mechanical belt tensioner for the A/C and power steering system
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Brand:
ES#:
2079663
Mfg#:
11287582946
7% 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 06-16-2026
$167.99 USD
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Lifetime Replacement
Mechanical belt tensioner for the A/C and power steering system
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Brand:
ES#:
5376079
Mfg#:
11287582946
$83.99 USD
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Lifetime Replacement
A/C belt idler pulley
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Brand:
ES#:
4879311
Mfg#:
11287578674
Limited Qty Sale
$25.99
This product was last offered at the strikethrough price on 05-18-2026
$22.99 USD
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Lifetime Replacement
OE Equivalent for N54 Engine
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Brand:
ES#:
4027414
Mfg#:
7PK1660
$65.92 USD
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Lifetime Replacement
The lowest of the idler pulleys on the accessory drive belt. Featuring NTN/NSK bearing.
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Brand:
ES#:
2978865
Mfg#:
11287557851
$23.99 USD
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Lifetime Replacement
Used to cover the securing bolt
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Brand:
ES#:
21792
Mfg#:
11287795159
$6.99
This product was last offered at the strikethrough price on 03-04-2026
$2.99 USD
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Lifetime Replacement
An important belt drive component
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2079662
Mfg#:
11287578675
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$102.99
This product was last offered at the strikethrough price on 06-16-2026
$92.99 USD
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Lifetime Replacement
More About Engine Drive Belt Parts
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.