BMW 645Ci Idler Pulleys

Your BMW 645Ci will be happy to know that the search for the right Idler Pulleys you’ve been looking for is over! Advance Auto Parts has 3 different Idler Pulleys for your vehicle, ready for shipping or in-store pick up. The best part is, our BMW 645Ci Idler Pulleys start from as little as $24.99.

When it comes to your BMW 645Ci, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Idler Pulleys brands so you can shop with complete confidence. Some of our top Idler Pulleys brands are Dayco and Litens. We’re sure you will get the right product to keep that 645Ci running for a long time.

We even have reviews of our OEM and aftermarket Idler Pulleys products to help you buy with confidence. Hear from other customers via the 104 reviews on parts for your BMW 645Ci.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Idler Pulleys for your 645Ci, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 25 BMW Idler Pulleys

Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900031A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$31.49
This pulley is manufactured by Litens Automotive the original equipment part supplier and the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • Installation instructions included.
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter (Part No.900527A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter

from

$59.99
This Litens pulley is manufactured by the original equipment part supplier to BMW. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). As with the O.E. part, the replace part is made in France using the O.E. specified materials and design and meets all performance and durability requirements. Applications include BMW 3.0L vehicles. This is the complete assembly including the pulley, mounting bolt, backside washer, and plastic bolt cap. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by the original equipment part supplier to ensure proper form, fit and performance
  • Heavy Duty Plastic Pulley with close tolerance ball bearing pocket and precision surface control.
  • Includes all mounting hardware and plastic bolt cap.
  • Pulley Assemblies save time and ensure “like new” performance
  • Running surface designed and engineered for proper belt tracking.
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INA – INA Accessory Belt Idler Pulley (Part No.G6020273751INA)

INA Accessory Belt Idler Pulley

from

$45.23
The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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Dayco – Serpentine Idler/Tensioner Pulley; Polymer, 70mm Dia., 24.5mm Width, Smooth (Part No.89133)

Serpentine Idler/Tensioner Pulley; Polymer, 70mm Dia., 24.5mm Width, Smooth

from

$24.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear & tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today.
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900151A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$125.99
This pulley is supplied by Litens Automotive – inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley assembly is produced for BMW serpentine belt routing applications . Produced by the original equipment manufacturer, this pulleys conforms to original equipment material and tolerances specifications and meets performance and durability requirements. Made in Germany for BMW applications. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by the supplier of this original equipment assembly
  • Pre-assembled serpentine belt idler with 2 plastic pulleys and a dust cap.
  • Glass Reinforced thermoplastic for optimized dimensional control and running surface durability.
  • Precise dimensional tolerance for smooth operation and long life
  • Service free sealed ball bearing. Molded-in ball bearing for optimal fit and long life
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900125A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$29.99
Litens Automotive is the original equipment (O.E.) supplier for this application. This genuine Litens replacement pulley is also manufactured by Litens, the world’s largest supplier of original equipment power transmission products. Heavy duty thermoplastic pulley construction ensures long life and trouble-free performance. This pulley meets or exceeds all original equipment fit, form, and performance characteristics. For maximum performance and durability, always use genuine Litens components. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Heavy duty thermoplastic pulley construction.
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
  • Installation instructions included
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter (Part No.900003A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter

from

$55.99
This Litens pulley is manufactured by the original equipment part supplier to ensure proper fit and performance. This pulley is produced for BMW serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. As with the original equipment part, this replacement part is made in Germany using the O.E. specified design and meets all performance and durability requirements. Proper installation is ensured by the inclusion of a locator pin molded onto the engine side of the idler. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by the original equipment part suppliers in the world to ensure proper form, fit, and performance
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • Installation instructions included.
  • 80mm O.D.; 10.2mm I.D.; 24.5mm width; smooth running surface; Thermoplastic.
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 65 mm Diameter (Part No.900680A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 65 mm Diameter

from

$64.99
This Litens supplied pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in France to the O.E. specified design and meets all performance and durability requirements. This pulley is a Heavy duty thermoplastic pulley for long life. Manufactured for the 2011- 2014 BMW, X5, 235i, 335i, 435i, 535i, 640i, 740Li, 740i, Active Hybrid 5 and 7, M235i, M3, M4 X3, X5, X6 6-Cyl. 3.0 L, Idler Pulley – Upper. This 6 grooved plastic pulley comes with a front and rear dustshield and spacer with installation bolt for quick and trouble-free installation. Pre-assembled pulleys save installation time and ensure that all components are assembled to original specifications for both installation and performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by one of the world’s largest Original Equipment suppliers of accessory drive tensioners and pulleys.
  • Heavy duty thermoplastic pulley for long life
  • This 6 grooved plastic pulley comes with a mounting bolt, front dustshield and aluminum spacer to save time and ensure that all components are assembled to original specifications for both installation and performance.
  • Installation instructions included
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Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 76 mm Diameter (Part No.419-628)

Idler/Tensioner Pulley: Specific Fit, Steel, 76 mm Diameter

from

$36.49
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 90 mm Diameter (Part No.900619A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 90 mm Diameter

from

$68.99
This pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications 2007-2012 BMW 135I, 335XI, 335I, 335XI, 535I, 535XI, M1 with 3.0L (Lower Pulley). This pulley conforms to original equipment material, tolerances, and specifications. The part is made in France using the O.E. specified design and meets all performance and durability requirements. This pulley is made with Heavy duty thermoplastic construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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INA – Accessory Belt Idler Pulley (Part No.G6020839970INA)

Accessory Belt Idler Pulley

from

$86.00
The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter (Part No.900555A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter

from

$43.99
INA is the original equipment (O.E.) supplier of this idler pulley used on a wide variety of BMW 3.0L gas applications. The Litens replacement part (supplied by INA) meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to the same exacting specifications as the O.E. part using a heavy duty polymer construction for long trouble-free performance. This is a complete pulley ASSEMBLY including the pulley and an attached O.E. quality Torx mounting bolt. Common O.E. part number: 11287556251 Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by the original equipment part supplier to ensure proper form, fit and performance
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability.
  • Installation instructions included.
  • Running surface designed and engineered for proper belt tracking.
  • 80mm O.D.; 16mm ID (10.2mm ID bushing); 28mm width; -Rib belt design, smooth running surface, reinforced polymer construction. Includes New mounting bolt and dust shield.
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INA – A/C Tensioner Pulley (Part No.R108772654INA)

A/C Tensioner Pulley

from

$50.63
A/C Tensioner Pulley

INA – Accessory Belt Idler Pulley (Part No.G6020401747INA)

Accessory Belt Idler Pulley

from

$51.31
The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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APA/URO Parts – Acc. Belt Idler Pull (Part No.G6020283372APA)

Acc. Belt Idler Pull

from

$54.66
The APA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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INA – Accessory Belt Idler Pulley (Part No.G6020273671INA)

Accessory Belt Idler Pulley

from

$52.88
The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
See More

Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 75 mm Diameter (Part No.900668A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 75 mm Diameter

from

$44.49
This Litens Idler Pulley is manufactured by the original equipment (O.E.) part supplier to ensure proper form, fit, and performance. All O.E. pulley hardware is included to reduce install time. Part designed for BMW applications. Like the OE part, this part is made of Thermoplastic material and manufactured in Europe. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900622A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$63.99
This Litens supplied pulley is manufactured by the original equipment (O.E.) manufacturer. This part is specifically designed for BMW applications. Heavy duty thermoplastic pulley construction ensures long life and trouble-free performance. This pulley meets or exceeds all original equipment fit, form, and performance characteristics. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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INA – Accessory Belt Idler Pulley (Part No.G6020335700INA)

Accessory Belt Idler Pulley

from

$53.30
The INA Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
See More

Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter (Part No.900004A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 80 mm Diameter

from

$65.99
This Litens pulley is manufactured by the original equipment part supplier to ensure proper fit and performance. This pulley is produced for BMW serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. As with the original equipment part, this replacement part is made in Germany using the O.E. specified design and meets all performance and durability requirements. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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INA – Accelerator Belt Tension Pulley (Part No.G601133813INA)

Accelerator Belt Tension Pulley

from

$40.56
Accelerator Belt Tension Pulley

Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900129A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$116.99
This Litens pulley is manufactured by the original equipment pulley supplier to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in Germany to the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction. This is a 70mm flat pulley (without flange) pre-assembled on a mounting bracket for BMW applications. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter (Part No.900074A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 70 mm Diameter

from

$97.99
This Litens pulley is manufactured by the original equipment pulley supplier to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in Germany to the O.E. specified design and meets all performance and durability requirements. The Heavy duty polymer pulley is preassembled on a steel bracket for VW/Audi applications. Includes a lift feature to assist in removing and installing the belt. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
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Dayco – Serpentine Assy. Idler/Tensioner Pulley; Polymer, 75mm Dia., 32mm Width, Smooth (Part No.89589)

Serpentine Assy. Idler/Tensioner Pulley; Polymer, 75mm Dia., 32mm Width, Smooth

from

$86.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
See More

Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 90 mm Diameter (Part No.900670A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 90 mm Diameter

from

$78.99
This Litens Idler Pulley is manufactured by the original equipment part supplier to ensure proper form, fit, and performance. All O.E. pulley hardware is included to reduce install time. Part designed for BMW applications. Like the OE part, this part is manufactured in Europe. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
See More