XTR Racing Clutch is one of the fastest growing performance clutch company in North America. Every XTR Racing Clutch Kit is engineered as a system for perfect fitment and higher life expectancy. Our Stage 1 kit is designed for heavy-duty street use with occasional track duty. XTR Racing HD ductile pressure plates use unique diaphragm design to increase clamp load, reduce deflection and maximize clutch life. XTR Stage 1 HD organic friction disc is custom designed for unparalleled performance and durability. It features only slightly increased pedal pressure, longer life than stock, and normal clutch feel during engagement and disengagement for a very smooth operation. We are so confident that you’ll be completely satisfied with your clutch that we back every clutch kit with the industry’s most extensive warranty against defects in materials and workmanship: 12 months or 12,000 miles.

    This Complete Clutch Kit and Flywheel package includes:

  • XTR Racing HD Stage 1 Pressure Plate
  • XTR Racing HD Stage 1 Organic Sprung Disc
  • XTR Racing HD Pilot Bearing
  • Alignment Tool
  • Installation Guide
Part NumberHorsepowerTorqueDisc ODSplineFlywheel Weight
XTR81045R0LS575 HP550 LB-FT11"26N/A

Recommended level of modification: Intake, Exhaust, Headers


Fits 2007 - 2009 Ford Mustang Shelby GT500; GT500KR (5.4L 8cyl Supercharged)



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  • Major distributor of World's leading clutch manufacturers including XTR, ACT, Exedy, Valeo, Sachs, LuK, Fidanza and Seco.

  • Industry leading customer service. All inquiries responded within 24 hours
  • Our clutches are made from the highest quality materials
  • Megatuning stocks over $2,000,000 of top quality products
  • We offer industry's best 12 months/ 12,000 miles (whichever comes first) manufacturer defect warranty
  • We offer most competitive prices on eBay
  • Thousands of 100% satisfied customers
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