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Belts, Pulleys & Brackets for Reliable Engine Performance

Keep your engine components in motion with high-quality belts, pulleys, and brackets from AutoNation Parts.
Designed to maintain proper tension, alignment, and power transfer across your engine system.

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2782020519 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 278-202-05-19
Accessory Drive Belt Idler Pulley.
$45.90
MSRP $60.00
Save $14.10
23.5% Off
1772020119 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 177-202-01-19
Accessory Drive Belt Idler Pulley.
$39.22
MSRP $52.00
Save $12.78
24.6% Off
11281731220 - : Pulley for BMW Image

Pulley

For Compressor Belt. For Serpentine Belt. 740i, 740iL. 4.0 & 4.4L, ac belt, idler. 540i. 840Ci. Pulley that contacts the belt to apply...
$71.61
MSRP $82.54
Save $10.93
13.2% Off
2021619 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 000-202-16-19
C250. Grooved pulley. 1.8L, grooved. 1.8L, ribbed. Slk250. Accessory Drive Belt Idler Pulley.
$51.00
MSRP $67.00
Save $16.00
23.9% Off
2782020619 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 278-202-06-19
Accessory Drive Belt Idler Pulley.
$48.45
MSRP $64.00
Save $15.55
24.3% Off
11927AG30A - : Accessory Drive Belt Idler Pulley for Infiniti Image

Accessory Drive Belt Idler Pulley

Infiniti 11927-AG30A
M35. Ac. 3.5L. G35. Alternator belt. 2001-03. Accessory Drive Belt Idler Pulley.
$65.99
MSRP $86.20
Save $20.21
23.4% Off
252863CKA2 - : Pulley for Hyundai Image

Pulley

Hyundai 25286-3CKA2
G70. 3.3l. 3.3L, from 04/02/2022. GV80. 3.5l. From 4/1/22. From 04/01/2022. G90. 3.5l. Without mild hev.
$31.41
MSRP $40.21
Save $8.80
21.9% Off
2021719 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 000-202-17-19
C250. Smooth pulley. 1.8L, smooth. Slk250. Accessory Drive Belt Idler Pulley.
$48.45
MSRP $64.00
Save $15.55
24.3% Off
1772020019 - : Accessory Drive Belt Idler Pulley for Mercedes-Benz Image

Accessory Drive Belt Idler Pulley

Mercedes-Benz 177-202-00-19
Accessory Drive Belt Idler Pulley.
$39.22
MSRP $52.00
Save $12.78
24.6% Off
32427564649 - : Pulley for BMW Image

Pulley

Exc.Dynamic Drive. 550i. X6. Xdrive50i. With m model. 4.4L. 650i. Accessory Drive Belt Idler Pulley.
$61.77
MSRP $82.24
Save $20.47
24.9% Off
252863CKA1 - : Accessory Drive Belt Idler Pulley for Hyundai Image

Accessory Drive Belt Idler Pulley

Hyundai 25286-3CKA1
G90. 3.3l. GV80. 3.5l. To 4/1/22. G80. 3.8l. G80. 3.3l. To 04/01/2022. Genesis. 3.8l.
$31.41
MSRP $40.21
Save $8.80
21.9% Off
2528725110 - : Accessory Drive Belt Idler Pulley for Hyundai Image

Accessory Drive Belt Idler Pulley

Hyundai 25287-25110
$64.74
MSRP $85.24
Save $20.50
24% Off
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AutoNationParts Belts, Pulleys & Brackets FAQ

What parts are included in a complete belt system?

A complete system includes serpentine belts, tensioners, idler pulleys, and brackets.

What are common signs of worn belts or pulleys?

Squealing noises, cracking belts, slipping, or engine vibration are common signs.

How often should I replace serpentine belts and pulleys?

Most manufacturers recommend replacement every 60,000–100,000 miles depending on conditions.

What happens if a serpentine belt breaks?

Key systems like power steering, alternator, and AC will stop working immediately.

Are belts, pulleys, and brackets OEM or aftermarket?

We offer both OEM and high-quality aftermarket components tested for durability.

How do I know which belt or pulley fits my vehicle?

Use our Search by Vehicle tool for exact fitment.

Can I replace belts and pulleys myself?

Yes, but correct tension and alignment are critical for proper operation.

Do belts and pulleys affect fuel efficiency?

Yes — worn components can reduce engine efficiency and increase fuel consumption.

What should I check when replacing belts?

Check related systems like oil filters, spark plugs, and brakes.