Rockwell 14" & 15 ½" 8 Spring – 7.25” Bore R-151105 10 Spring – 8 9/16” Bore R-151100 7 Spring – 9 3/4” Bore R-152705 4000# Plate Load All units include a 2” Dampened Ceramic Disc. R-140100 Includes a 2” Dampened Ceramic Disc. 3600# Plate Load ClutchesSpicer Clutch Cross Reference Class 7/8 Truck 11″ Push 12” Push 12” Push – 2 Plate 13” Pull – 2 Plate 13” Push 13” Push – 2 Plate 14” Pull – 2 Plate 14” Pull – Single Plate 14” Push – 2 Plate 14” Push Rockwell 14″ & 15 ½” Excalibur Clutch Kit Easy Push Clutch Fleet-Saver Clutch 15” Push 16 ½” Push 17” Push 17″ Pull Type Foreign-Made Truck Valeo® C7/3116/3126/C60/Topkick CAT Clutch Options i Literature, Tech & Cross Support Installation Videos