Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
Speedway Motors Logo
America's Oldest Speed Shop ®


Ram Clutches 498 Manual Release Bearing for GM Transmission, Dual Disc

SAME DAY SHIPPING! Most orders ship within 24 hours.

Sold in Quantity:
Inside Diameter:
Outside Diameter:
Compressed Length:
MFG. Part #:
Ram Clutches 498 Manual Release Bearing for GM Transmission, Dual Disc

Click image to enlarge



Q & A

What's in the Box

High performance manual clutch release bearing for most GM 3-speed and 4-speed manual transmissions. When you switch from a stock clutch to a racing clutch, you may need a longer release bearing like this one. These are 2-1/2" in overall length,  have a 1.370" I.D. for GM-based transmissions, and have a rounded bearing face.

  • Withstands high-spring pressure and high RPM operation
  • Heat-treated and blanchard-ground to ensure trueness
  • Ball bearing race packed with heat-resistant moly-based grease
  • Nylon liner and bearing retainer for cool, quiet operation
  • Bearing Face:  Rounded
  • Overall Thickness (Length):  2.500"
  • Face Width:  2.725"
  • I.D.:  1.37"

You may also be interested in:

Quarter Master 710102 Hydraulic Throwout Bearing Shim Kit
(Part #910710102)
                        Quartermaster floating hydraulic throwout bearing shim kit. For 910-710100 or 910-710200.

QM Throwout Bearing Instructions (PDF)

Ram Clutches 78505 Street Stock Hydraulic Throwout Bearing-Rebuild Kit
(Part #60578505)
                        Rebuild kit for Ram street stock hydraulic throwout bearing. 
Ram Clutches 78125 Street Stock Hydraulic Throwout Bearing Only
(Part #60578125)

Ram hydraulic bearings ease installations in vehicles with chassis constraints, and offer a smooth, lighter pedal effort.


  • (2) 1/8"NPT to AN3 adaptors
  • (1) AN3 to 1/8" female adaptor
  • (2) Anti-rotation studs
  • (1) 19" AN3 line
  • Shims

Terms and Policy (PDF)

Learn more about hydraulic release bearings and how to properly install them by reading our tech article. How to Install a Hydraulic Throwout Bearing.