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For 1990-2009 cars only

Third and Fourth Clutch Backing Plate Selection for GMC Truck GMC MD Steel Tilt (W Model) 2006

3rd and 4th Clutch Backing Plate Selection Table

Dimension

Identification

5.88-5.68 mm (0.231-0.224 in)

A

4.99-4.76 mm (0.196-0.187 in)

B

4.10-3.90 mm (0.161-0.154 in)

C

Use a backing plate which gives the correct travel. The travel should be 2.10-0.90 mm (0.083-0.035 in).