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Ultralight Rear

Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer.

With Renthal's combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal’s light weight all aluminum rear sprockets can be found on the rear wheels of more factory race team machines than all other competing brands combined.

For the best way to find the correct chainwheel for your motorcycle, use our Fit My Bike Parts Finder.


Useful Ultralight™ Rear Chainwheel Links
Installation Instructions Street / Road Ultralight™ Rear Chainwheels
Accordion
Designed to keep revolving un-sprung mass to an absolute minimum and power transfer at a maximum, Renthal Ultralight™ rear chainwheels are 66% lighter than steel.
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Each Ultralight™ Rear Chainwheel that leaves Renthal's engineering facilities in the UK is individually CNC machined to the tightest possible tolerances, ensuring an accurate and reliable fit.
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High strength specially enhanced 7075 T6 aluminium alloy is used to create the perfect rear chainwheel, that is both lightweight, durable and strong.
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Ultralight™ Rear Chainwheels feature Renthal's self cleaning mud groove technology between each tooth. This prevents mud build up that traditionally leads to quicker wearing components.
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Ultralight Rear Chainwheels are available in 6 colours to help you personalise your setup. The available colours are Black, Blue, Red, Green, Orange and Silver. The anodised surface finish provides an integral coating preventing corrosion. A 15 step process is carefully carried on on each chainwheel individually.
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Renthal Ultralight™ chainwheels are used by more factory motocross and supercross teams than any other chainwheel in the world
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Name Part Number A B C D E F Prices From: Purchase
480--415 STANDARD, 45T 480--415-45P-SI - - - - - - $93.45 Ex Tax: $93.45
488U-428 ULTRALIGHT, 44T 488U-428-44P-HA - - - - - - Contact Distributor
490U-520 ULTRALIGHT, 42T 490U-520-42P-HA - - - - - - $93.45 Ex Tax: $93.45
490U-520 ULTRALIGHT, 43T 490U-520-43P-HA - - - - - - $93.45 Ex Tax: $93.45
490U-520 ULTRALIGHT, 44T 490U-520-44P-HA - - - - - - $93.45 Ex Tax: $93.45
490U-520 ULTRALIGHT, 45T 490U-520-45P-HA - - - - - - $93.45 Ex Tax: $93.45
490U-520 ULTRALIGHT, 46T 490U-520-46P-HA - - - - - - $93.45 Ex Tax: $93.45
491--415 STANDARD, 42T 491--415-42 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
491--415 STANDARD, 46T 491--415-46 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
491--415 STANDARD, 48T 491--415-48 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
491--415 STANDARD, 50T 491--415-50 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 43T 507U-520-43GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 44T 507U-520-44GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 45T 507U-520-45GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 46T 507U-520-46GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 47T 507U-520-47GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 48T 507U-520-48GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 49T 507U-520-49GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 50T 507U-520-50GPSI - - - - - - $93.45 Ex Tax: $93.45
507 ULTRALIGHT GROOVED, 51T 507U-520-51GPSI - - - - - - $93.45 Ex Tax: $93.45
511 ULTRALIGHT GROOVED, 40T 511U-520-40P-HA - - - - - - $93.45 Ex Tax: $93.45
511 ULTRALIGHT GROOVED, 41T 511U-520-41P-HA - - - - - - $93.45 Ex Tax: $93.45
514U-520 ULTRALIGHT, 42T 514U-520-42P-HA - - - - - - $93.45 Ex Tax: $93.45
518U-420 ULTRALIGHT GROOVED, 46T 518U-420-46 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
518U-420 ULTRALIGHT GROOVED, 47T 518U-420-47 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
518U-420 ULTRALIGHT GROOVED, 48T 518U-420-48 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
518U-420 ULTRALIGHT GROOVED, 49T 518U-420-49 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
518U-420 ULTRALIGHT GROOVED, 50 518U-420-50 - - - - - - Black, Orange, Silver $93.45 Ex Tax: $93.45
Dimensions Explained
handlebar dimensions
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