{"product_id":"renthal-sprocket-rear-123u-tr112-520-rm125-86-08-rm250-82-08-rmz250-07-26-rmz450-05-26","title":"Renthal Rear Sprocket Ultralight 123U-520 - RM125 86-08, RM250 82-08, RMZ250 07-26, RMZ450 05-26","description":"\u003cp\u003eFitment: RM125 86-08, RM250 82-08, RMZ250 07-24, RMZ450 05-24\u003c\/p\u003e\n\u003cp\u003eRenthal's combination of a high strength base material and exceptionally hardwearing surface result in significantly increased chainwheel life over other brands.\u003c\/p\u003e\n\u003cp\u003eRenthal Ultralight™ rear chainwheels are manufactured to extremely tight tolerances from 7075 T6 aluminium alloy which is 66% lighter than steel, yet incredibly durable. Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eFactory Fit: Renthal Ultralight™ chainwheels are used by more factory motocross and supercross teams than any other chainwheel in the world\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eMaterial: High strength specially enhanced 7075 T6 aluminium alloy is used to create the perfect rear chainwheel, that is both lightweight, durable and strong.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eWeight: 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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eCNC machined: 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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eMud Grooves: 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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eColours: Ultralight Rear Chainwheels are available in 6 colours to help you personalise your setup. The available colours are Black, Blue, Red, Green, Orange and Tanium. The anodised surface finish provides an integral coating preventing corrosion. 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