Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Alternator Decoupler Pulley

PART#: 37021P
Gates

$67.29

In stock

Interchanges
BrandPart #
Litens930007A
Lester7920-2094 / 79202094
BMW12317552353
ACDelco37021P
Tendeco930007
Carquest37021P
BMW12317516103
NAPA Belts/Hose37021P
Goodyear49722
BMW12317560483
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2013BMW128iBase3.0L6GAS
2013BMW328iBase3.0L6GAS
2013BMW328i xDriveBase3.0L6GAS
2012BMW128iBase3.0L6GAS
2012BMW328iBase3.0L6GAS
2012BMW328i xDriveBase3.0L6GAS
2011BMW328iBase3.0L6GAS
2011BMW328i xDriveBase3.0L6GAS
2011BMW128iBase3.0L6GAS
2010BMW528i xDriveBase3.0L6GAS
2010BMW528iBase3.0L6GAS
2010BMW128iBase3.0L6GAS
2010BMW328iBase3.0L6GAS
2010BMW328i xDriveBase3.0L6GAS
2010BMWX3xDrive30i3.0L6GAS
2010BMWX5xDrive30i3.0L6GAS
2009BMW328iBase3.0L6GAS
2009BMW128iBase3.0L6GAS
2009BMW528iBase3.0L6GAS
2009BMWX3xDrive30i3.0L6GAS
2009BMWX5xDrive30i3.0L6GAS
2009BMW528i xDriveBase3.0L6GAS
2009BMW328i xDriveBase3.0L6GAS
2009BMWZ4sDrive35i3.0L6GAS
2009BMWZ4sDrive30i3.0L6GAS
2008BMW528iBase3.0L6GAS
2008BMW528xiBase3.0L6GAS
2008BMW328iBase3.0L6GAS
2008BMW328xiBase3.0L6GAS
2008BMWX33.0si3.0L6GAS
2008BMWZ4Coupe 3.0si3.0L6GAS
2008BMWZ4Roadster 3.0i3.0L6GAS
2008BMWZ4Roadster 3.0si3.0L6GAS
2008BMWX53.0si3.0L6GAS
2008BMW128iBase3.0L6GAS
2007BMW525iBase3.0L6GASW/Bosch Alt.
2007BMW530iBase3.0L6GASW/Bosch Alt.
2007BMW525xiBase3.0L6GASW/Bosch Alt.
2007BMW530xiBase3.0L6GASW/Bosch Alt.
2007BMW328iBase3.0L6GASW/Bosch Alt.
2007BMW328xiBase3.0L6GASW/Bosch Alt.
2007BMWZ4Roadster 3.0i3.0L6GAS
2007BMWZ4Coupe 3.0si3.0L6GAS
2007BMWZ4Roadster 3.0si3.0L6GAS
2007BMWX33.0si3.0L6GAS
2007BMWX53.0si3.0L6GAS
2006BMW330iBase3.0L6GASW/Bosch Alt.
2006BMW325iBase3.0L6GASW/Bosch Alt.
2006BMW530iBase3.0L6GASW/Bosch Alt.
2006BMW525iBase3.0L6GASW/Bosch Alt.
2006BMW530xiBase3.0L6GASW/Bosch Alt.
2006BMW525xiBase3.0L6GASW/Bosch Alt.
2006BMW330xiBase3.0L6GASW/Bosch Alt.
2006BMWZ4Roadster 3.0si3.0L6GAS
2006BMWZ4Roadster 3.0i3.0L6GAS
2006BMWZ4Coupe 3.0si3.0L6GAS
2005BMW325iBase2.5L6GAS
2005BMW330iBase3.0L6GASW/Bosch Alt.
2005BMW525iBase2.5L6GAS
2005BMW530iBase3.0L6GASW/Bosch Alt.
2005BMWZ43.0i3.0L6GAS
2004BMW325iBase2.5L6GAS
2004BMW330iBase3.0L6GASW/Bosch Alt.
2004BMW525iBase2.5L6GAS
2004BMW530iBase3.0L6GASW/Bosch Alt.
2004BMWZ43.0i3.0L6GAS
Product info

The Gates Alternator Decoupler Pulley part number 37021P for BMW is an essential component for ensuring your vehicle’s performance and longevity. This high-quality pulley is designed to fit perfectly with other part numbers such as 12317516103, 12317552353, and 12317560483.

The Gates Alternator Decoupler Pulley is engineered to provide superior performance and durability. With its advanced design, the pulley helps to reduce vibration and noise while also improving the efficiency of your vehicle’s alternator. This means that your BMW will run more smoothly and efficiently, providing you with better fuel economy and a more enjoyable driving experience.

One of the key benefits of the Gates Alternator Decoupler Pulley is its advanced design. The pulley features a special decoupling mechanism that helps to reduce stress on the alternator and other components. This helps to extend the life of your vehicle and provides you with greater peace of mind knowing that your BMW’s engine is working smoothly and efficiently.

The Gates Alternator Decoupler Pulley is also incredibly easy to install, making it an ideal choice for DIY enthusiasts and professional mechanics alike. With its precise fit and reliable performance, this pulley is a must-have for anyone looking to keep their BMW running smoothly and efficiently.

In summary, the Gates Alternator Decoupler Pulley part number 37021P is an essential component for ensuring your BMW’s performance and longevity. With its advanced design, superior performance, and ease of installation, this pulley is a must-have for anyone looking to maintain their vehicle’s performance and driveability.

About Gates

Gates has built a reputation for making high-quality parts that make sure your car runs at its best and most efficiently. Gates belts, a well-known product group, are necessary for many engine parts to work at their best. If you need serpentine belts or V-belts, you can count on Gates to keep your car in great shape.

There are many different kinds of Gates car parts at Newparts.com. The Gates timing belt stands out as one of the best. Timing belts are very important because they coordinate the turning of the crankshaft and camshaft. This makes sure that your engine's valves open and close at the right times. A good Gates timing belt is necessary to keep the engine from getting damaged and to make sure it works well for a long time. When you choose a timing belt for your car, you can trust Gates' technical skills and unwavering commitment to quality.

At Newparts.com, we know how important it is to give our customers both the best brands and the best prices on parts. Because of this, we offer Gates parts at lower prices so that you can keep up with your car's care without spending too much. Our huge selection of products ensures that you will find exactly what you need, whether it's Gates belts, timing belts, or any other Gates automotive parts.

In addition to having low prices, we're very proud of how quickly we can ship your order. If you buy Gates parts from Newparts.com, you can expect them to arrive quickly. This means that your car will spend less time in the shop and more time on the road. Our hardworking staff works nonstop to process and ship your orders quickly and efficiently, so you can focus on what's most important.

If you buy Gates auto parts from Newparts.com, you can be sure that you will get high-quality, reliable goods that won't break the bank. Check out our products right now and see what a difference high-quality parts and great customer service can make. Anytime you need Gates belts, a Gates timing belt, or any other parts from this trustworthy company, Newparts.com is the best place to shop online for all your car needs. You may also place your order over the phone by calling us at 855-505-2886 and our customer service team will assist you and answer any questions you may have.

Specifications
Bore Diameter14.5
Contact SurfaceV-Ribbed Grooved
ContentsPulley, Dust Cap
DescriptionOne-Way Clutch Decoupler Pulley
FlangedN/A
Groove Quantity6
MaterialSteel
OE Comparison RatingOE Exact
Outside Diameter49
Required Tool Part Number91024-1
Width33
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products