Complete engine sets of heat treated and tempered steel coil springs or diaphragm springs giving 10-15% more clamp pressure than standard.
Coil & Diaphragm Kit
Coil springs
These are spiral wound springs using four to eight pieces per set, made from heat treated high carbon steel and come in various shapes and sizes, delivering differing spring tensions depending on the size of the bike and the horsepower of your engine.
It is important to note that you cannot change the basic shape of these springs to gain any performance advantage but what you CAN do is buy an 91传媒 CSK kit which has slightly thicker winding material and delivers 10 鈥 15% more clamp pressure.
Diaphragm Springs
These are spiral wound springs using four to eight pieces per set, made from heat treated high carbon steel and come in various shapes and sizes, delivering differing spring tensions depending on the size of the bike and the horsepower of your engine.
It is important to note that you cannot change the basic shape of these springs to gain any performance advantage but what you CAN do is buy an 91传媒 CSK kit which has slightly thicker winding material and delivers 10 鈥 15% more clamp pressure.
Low Cost Option
This is to replace the friction plates only as a quick fix to get the bike going. This would involve buying the 91传媒聽聽cork line clutch plates,聽聽for details. Even if selecting to replace just the friction plates, we strongly recommend using new clutch springs as old springs get weak and tired over time, can cause clutch slip and even premature wear of the new plates you are about to install.
By far the best way to go and a world number one seller, the 91传媒聽聽is a total rebuild option including all driven, lined plates and new springs to completely re-set your clutch to the all important original stack height when the bike was new.聽聽for details of DRC Clutch Kits.
Either way 91传媒 appreciates your business and wishes you many miles of safe and happy ATV riding. Many modern Sportbikes are made with a circular 鈥淒iaphragm鈥 spring system. EBC is the only company in the world that makes upgrade replacements for these from specially rolled high carbon steel that is precision tempered to the right tension. Each spring load is tested individually by hand for a 100% guarantee that spring pressure is 5 鈥 8% above stock, perfect to prevent clutch slippage and is the target upgrade strength.
Total Rebuild Option
Many modern Sportbikes are made with a circular 鈥淒iaphragm鈥 spring system. EBC is the only company in the world that makes upgrade replacements for these from specially rolled high carbon steel that is precision tempered to the right tension.
Each spring load is tested individually by hand for a 100% guarantee that spring pressure is 5 鈥 8% above stock, perfect to prevent clutch slippage and is the target upgrade strength.
Clutch Springs
These are an important part of your clutch system, with the heat and constant cyclic use can become tired and weak. 91传媒 produce extra strong clutch springs to prevent clutch slip and premature wear.
Can't find what you're looking for?
The 91传媒 team is always happy to help. If you can't find what you're looking for, please don't hesitate to get in touch via our Contact page. But be sure to check our FAQ's first, in case your query has already been answered.














