Release Bearings

These high quality Release Bearings are designed for use with AP Racing Clutches and are suitable for high loads and continuous high speed high temperature operation.
They offer a greater release load capability and superior performance under arduous racing conditions compared to standard production bearings.
The bearings have steel cages and hardened steel shells for durability and are filled with a special high temperature grease.
They have a radiused release fulcrum and are suitable for all straight fingered diaphragm spring clutches. Available with either a 38mm, 50mm or 54mm diameter release fulcrum suitable for all AP Racing Carbon / Carbon and Sintered or Cerametallic Racing Clutches.

Within the range there are four types of Release Bearing Available.

STANDARD RELEASE BEARING 35mm Inside Diameter - Outer Race Rotates

- CP3457-1 Release Fulcrum Dia 'A'= 50mmThis bearing is suitable for use with most Ø115, Ø127 & Ø140mm racing clutches.
- CP3457-2 Release Fulcrum Dia 'A'= 54mmThis bearing is suitable for use with most Ø184, Ø200 & Ø215mm racing clutches.

STANDARD RELEASE BEARING 40mm Inside Diameter - Outer Race Rotates .

- CP3457-9 Release Fulcrum Dia 'A'= 50mmThis bearing is suitable for use with most Ø115, Øl27 & Ø140mm racing clutches.
- CP3457-10 Release Fulcrum Dia 'A'= 54mmThis bearing is suitable for use with most Ø184, Ø200 & Ø215mm racing clutches.
 - CP3457-19 Release Fulcrum Dia 'A'= 45mmThis bearing is suitable for use with most Ø115, Ø127 & Ø140mm racing clutches.

FLAT FACED RELEASE BEARING - 40mm Inside Diameter - Outer Race Rotates

- CP3457-23 operates on round nose diaphragm spring fingers with a fulcrum diameter between Ø49mm to Ø54mm

FLAT FACED RELEASE BEARING - 32.75mm Inside Diameter - Inner Race Rotates

- CP3457-22
operates on round nose diaphragm spring fingers with a fulcrum diameter between Ø50mm to Ø57mm



HIGH SPEED RELEASE BEARING - Inner Race Rotates

- CP3457-11 Release Fulcrum Dia 'A'= 50mmThis bearing is suitable for use with most Ø115, Ø127 & Ø140mm racing clutches.
- CP3457-6 Release Fulcrum Dia 'A' = 54mmThis bearing is suitable for use with most Ø184, Ø200 & Ø215mm racing clutches.
- CP3457-16 Release Fulcrum Dia 'A'= 38mmThis bearing is suitable for some Ø115mm racing clutches, and clutches from other manufacturers.
- CP3457-26 Release Fulcrum Dia 'A'= 45mmThis bearing is suitable for use with most Ø115, Ø127 & Ø140mm racing clutches.

REDUCED THICKNESS RELEASE BEARING - Outer Race Rotates

- CP3457-24 Release Fulcrum Dia 'A'= 50mmThis bearing has a reduced thickness of 15.25mm and a location diameter of 40.0mm.

Release Bearing Customer Installation Drawing CP3457 Customer Drawing.pdf