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Twalcom Ergal Hard Anodized Rear Sprocket (BMW F650/800GS)
Ergal rear sprocket with carryover of hard anodizing, are specifically designed and produced for the power of the F800GS. The particular profile cutting, carry-over of hard anodizing and the gruelling tests for the championship Moto rally 2009, provide strength and the best durability obtainable.
In addition to this, with the possibility to choose the rear sprocket 44 to 49 D, you can mount on your bike the ideal ratio for each type of location and background. The wide range sprockets has been specifically designed to fit even the rim 18, which is necessary if you want to mount specific tire.
A further possibility is that to match even the front sprocket 15D that will make your F800G a fierce off-road, also able to overcome the tremendous steps of Moto rally races.
Standard Reports: wheel 17, front sprocket 16, rear sprocket 42, chain 116 MG.
Reports off-road (recommended): Wheel 17: 15/16 front sprockets, rear sprockets44/46 ; chain 120mg . - Wheel 18: 15/16 front sprockets, rear sprocket 47/49; chain 124 mg.Warning:
We recommend the combination of front sprocket 15D with the rear sprocket 45,47 and 49 exclusively for off-road use.