2Bros Parts

REAR SPROCKET RENTHAL YAM, ULTRALITE 437U-520-37GBSI SILVER, 437U-520-37GBSI

£41.87

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UK delivery £4.99, free over £60 2–4 business days

Spread the cost with Klarna 18+, T&Cs apply

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RENTHAL 437U-520-37GBSI Ultralite Rear Sprocket. Hard anodised rear chainwheels are specifically designed for road and road racing applications. CNC machined from 7075 T6 material with increased longevity from the hard anodizing process. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface.

Specifications
SKU
SR437-37.REN
Brand
Renthal
Availability
In Stock (15)

Fitments (51)

MakeModelYear
YAMAHAYFM RAPTOR 2502008
YAMAHAYFM RAPTOR 2502009
YAMAHAYFM RAPTOR 2502010
YAMAHAYFM RAPTOR 2502011
YAMAHAYFM RAPTOR 2502012
YAMAHAYFM RAPTOR 2502013
YAMAHAYFM RAPTOR 3502007
YAMAHAYFM RAPTOR R 7002006
YAMAHAYFM RAPTOR R 7002007
YAMAHAYFM RAPTOR R 7002008
YAMAHAYFM RAPTOR R 7002009
YAMAHAYFM RAPTOR R 7002010
YAMAHAYFM RAPTOR R 7002011
YAMAHAYFM RAPTOR R 7002012
YAMAHAYFM RAPTOR R 7002013
YAMAHAYFM RAPTOR R 7002014
YAMAHAYFM RAPTOR R 7002015
YAMAHAYFM RAPTOR R 7002016
YAMAHAYFM RAPTOR R 7002017
YAMAHAYFM RAPTOR R 7002018
YAMAHAYFM RAPTOR R 7002019
YAMAHAYFM RAPTOR R 7002020
YAMAHAYFM WARRIOR 3501987
YAMAHAYFM WARRIOR 3501988
YAMAHAYFZ 4502004
YAMAHAYFZ 4502005
YAMAHAYFZ 4502006
YAMAHAYFZ 4502007
YAMAHAYFZ 4502008
YAMAHAYFZ 4502009
YAMAHAYFZ 4502010
YAMAHAYFZ 4502011
YAMAHAYFZ 4502012
YAMAHAYFZ 4502013
YAMAHAYFZ BANSHEE 3501987
YAMAHAYFZ BANSHEE 3501988
YAMAHAYFZ BILL BALANCE EDITION 4502007
YAMAHAYFZ R 4502009
YAMAHAYFZ R 4502010
YAMAHAYFZ R 4502011
YAMAHAYFZ R 4502012
YAMAHAYFZ R 4502013
YAMAHAYFZ R 4502014
YAMAHAYFZ R 4502015
YAMAHAYFZ R 4502016
YAMAHAYFZ R 4502017
YAMAHAYFZ R 4502018
YAMAHAYFZ R 4502019
YAMAHAYFZ R 4502020
YAMAHAYFZ SPECIAL EDITION 4502007
YAMAHAYFZ SPECIAL EDITION 4502008
General Product Group
Chain & Sprockets
General Product Type
Sprockets & Components (Rear)
Variant Id
278234
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Renthal Ultralite Rear Sprocket 520 Pitch 37 Tooth Silver

This Renthal Ultralite rear sprocket is engineered for superior performance and durability. Designed with road and road racing applications in mind, it offers enhanced longevity thanks to its hard anodizing process.

Key Features:

  • Material: 7075 T6 aluminum, the same high-quality material used for offroad chainwheels.
  • Finish: Hard anodized for significantly increased surface hardness and wear resistance.
  • Application: Specifically developed for road and road racing.
  • Type: Rear sprocket.
  • Pitch: 520 chain.
  • Tooth Count: 37.
  • Color: Silver.
Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.

Call us0330 133 3748
Email us[email protected]

Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

More answers in our FAQ.

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