Drive Train Components

Performance and Technical information on drive train components including clutch, torque arms, gear ratios and belt drives for Harley-Davidson motorcycles.

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Carlini Torque arm

If you ride a Dyna chassis bike, you have probably been told that you can break the primary chaincase if the engine horsepower is increased. Be aware that you can also break the chaincase with aggressive riding. Just ask Tony Carlini. Tony decided to do something about the problem and created the Torque Arm. It is required accessory for any Dyna motorcycle. Want to know more, here is the information.

Motorcycle Clutch

A motorcycle clutch takes a lot of abuse and wear because of daily riding. Most riders do not think about the clutch until there is a problem. Designed as a consumable item, they wear out and need to be replaced. Aggressive riding styles or modified engines can wear clutch components more rapidly. You can do several things to extend the life of your clutch.

Drive Belt Adjustments

The rear drive belt on late model Harley-Davidson's is basically a trouble free item. With normal maintenance and care, the belt may last over 50,000 miles. But the drive belt is one of the most overlooked items when it comes to maintenance.
If you have a modified engine, it is very important to keep the belt properly adjusted. If the belt becomes loose, the risk of belt failure increases.