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EPI Mudder Clutch Kit for 28+ Inch Tires - 2009-14 Yamah Grizzly 550

2009-14 Yamah Grizzly 550 EPI Mudder Clutch Kit (28+ In Tires)

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Item #: 91-13005
Brand: EPI Performance Parts
Optional Clutch Compression Tool:
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Product Description

Unleash your Grizzly 550's ranching power with an EPI Mudder Clutch Kit (28+ Inch Tires)

Tackle tough ranch chores and rugged terrain with ease. The EPI Mudder Clutch Kit restores the low-end torque your Yamaha Grizzly 550 loses with oversized tires, making it a true workhorse again.

Features Ranchers Need:

  • Pull with Confidence: Haul hay bales, drag fence posts, and tow trailers without bogging down.
  • Mud-Busting Power: Optimized calibration provides the grunt to conquer muddy pastures and creek crossings.
  • Protect Your Investment: Reduces strain on your Grizzly's drivetrain and extends belt life.
  • Tackle Hills & Rough Ground: Maximizes traction for steep inclines and uneven terrain.

Ranch-Tough & Easy to Install:

  • Yamaha Grizzly 550 (2009-14) Specific: Designed for an exact fit, no guesswork required.
  • Everything Included: Kit contains all necessary components for installation.
  • DIY Friendly: Straightforward instructions take the hassle out of upgrading.

Key Benefits:

  • Get more work done faster with restored pulling power
  • Navigate difficult ranch terrain without getting stuck
  • Enjoy a longer lifespan from your Grizzly's drivetrain
  • Focus on your ranch, not wrenching on your ATV
  • Experience a noticeable improvement in your daily riding

Make your Yamaha Grizzly 550 the ultimate ranch hand. Order your EPI Mudder Clutch Kit today!


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  • 2013 Yamaha Grizzly 550 4x4
  • 2012 Yamaha Grizzly 550 4x4
  • 2011 Yamaha Grizzly 550 4x4
  • 2010 Yamaha Grizzly 550 4x4
  • 2009 Yamaha Grizzly 550 4x4


  • Designed for 28+ inch tires and 0-3,000 feet elevation
  • Helps restore power loss due to addition of larger tires
  • Allows for easier turning of larger tires in the mud
  • Better low end power and torque
  • Quicker backshift which results in crisp throttle response
  • Reduces belt slip and clutch heat

Important Info

  • Additional tools required: Clutch compression tool 91-10051/CCT510
  • Dealer items needed: Internal Clutch Housing Gasket #3B4-15463-00-00 & 2-3 quarts Yamaha Motor Oil
  • Clutch kit components may vary from photo

Customer Reviews

Questions & Answers


CA Prop 65 Warning Warning: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer, and toluene, which is known to the State of California to cause birth defects or other reproductive harm. For more information, go to
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