OT-140 5.5” 2-Plate Metallic Clutch Disc Packs

$250$360

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Tilton’s 5.5″ 2-plate metallic clutch disc packs are renowned for their durability, torque capacity and heat capacity. These discs are designed for race applications and feature quick engagement characteristics.

Click image below for Hub Configuration Options and Part Number System for Tilton Disc Packs

All disc packs feature 6-rivet hubs.

# of TeethInput Shaft DiameterHub TypePart Number
101"Back-to-Back64140-9-AA-04
101 1/8"Back-to-Back64140-9-AA-06
101 3/8"Back-to-Back64140-9-AA-08
1029mmBack-to-Back64140-9-AA-10
1035mmBack-to-Back64140-9-AA-52
101"Stacked64140-9-AC-04
101 1/16"Stacked64140-9-AC-05
1029mmStacked64140-9-AC-10
173/4"Back-to-Back64140-9-AA-15
1821mmBack-to-Back64140-9-AA-17
181 3/16"Back-to-Back64140-9-AA-19
1913/16"Back-to-Back64140-9-AA-20
207/8"Back-to-Back64140-9-AA-25
207/8"Stacked64140-9-AC-25
2129/32"Stacked64140-9-AC-26
221"Back-to-Back64140-9-AA-29
221"Stacked64140-9-AC-29
2215/16"Back-to-Back64140-9-AA-42
2229.4mmBack-to-Back64140-9-AA-51
231"Back-to-Back64140-9-AA-30
231"Stacked64140-9-AC-30
2413/16"Back-to-Back64140-9-AA-32
241"Back-to-Back64140-9-AA-33
241 1/32"Back-to-Back64140-9-AA-38
2413/16"Stacked64140-9-AC-32
241"Stacked64140-9-AC-33
2417.4mmStacked64140-9-AC-44
261 5/32"Back-to-Back64140-9-AA-36
2635mmBack-to-Back64140-9-AA-55
261 5/32"Stacked64140-9-AC-36
287/8"Back-to-Back64140-9-AA-39
287/8"Stacked64140-9-AC-39
291 1/4"Back-to-Back64140-9-AA-46


Did you land here after searching for Sonic Racing parts? Sorry for the complication; we’ve phased out the Sonic name in an effort to reduce brand confusion. If you ended up here after searching for a Sonic part number, rest assured that the product shown on this page should relate exactly to the part you were looking for, and should be 100% compatible with the Tilton or Sonic parts you may already own.

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