McLeod Bolt Pak Flywheel 11mm GM LS Motors (6 Per Box)

SKU: MLR1556
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About McLeod Racing

McLeod Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full McLeod Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

McLeod 11mm Flywheel Bolt Pak for GM LS Motors

Ensure the integrity of your GM LS engine's drivetrain with this McLeod Bolt Pak, featuring 11mm flywheel bolts. This essential hardware set includes six high-strength bolts specifically designed to securely fasten your flywheel to the crankshaft. For GM LS applications, using the correct size and strength bolts is crucial for preventing catastrophic failure and ensuring optimal performance during high-RPM operation.

Engineered for GM LS Performance

These McLeod bolts are precision-engineered to meet the demanding specifications of GM LS engines. The 11mm diameter and appropriate thread pitch ensure a perfect fit, providing the necessary clamping force to keep your flywheel securely in place under extreme stress. Whether you're building a street machine, a track car, or a daily driver, these bolts offer the reliability expected from McLeod Racing.

Durable Construction for Longevity

Crafted from high-grade materials, these flywheel bolts are built for exceptional durability and resistance to fatigue. They are designed to withstand the constant rotational forces and temperature fluctuations inherent in engine operation. Using these quality fasteners is a critical step in any performance build or engine overhaul, ensuring long-term reliability and peace of mind.

Specifications:

  • Bolt Size: 11mm
  • Quantity: 6 bolts per box
  • Application: Flywheel to Crankshaft mounting
  • Engine Compatibility: GM LS Series Engines
  • Material: High-strength alloy steel
  • Purpose: Secure flywheel attachment

Properly securing your flywheel is non-negotiable for any GM LS-powered vehicle. Choose McLeod Racing hardware for your next project. Purchase this 11mm Flywheel Bolt Pak today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2012 Chevrolet Avalanche LS
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2006 Chevrolet Avalanche 1500 LS
2006 Chevrolet Avalanche 1500 LT
2006 Chevrolet Avalanche 1500 Z66
2006 Chevrolet Avalanche 1500 Z71
1997 Chevrolet C1500 Base
1997-1998 Chevrolet C1500 Silverado
1997-1998 Chevrolet C1500 WT
1997-1998 Chevrolet C1500 Cheyenne
1999 Chevrolet C1500 LS
1999 Chevrolet C1500 Suburban Base
1999 Chevrolet C1500 Suburban LS
1999 Chevrolet C1500 Suburban LT
1997 Chevrolet C2500 Base
1997-1998 Chevrolet C2500 Cheyenne
1997-1998 Chevrolet C2500 Silverado
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1997 Chevrolet C3500 Base
1997-1998 Chevrolet C3500 Cheyenne
1997-1998 Chevrolet C3500 Silverado
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1997-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
2010-2018 Chevrolet Camaro SS
2012-2015 Chevrolet Camaro ZL1
2014-2015 Chevrolet Camaro Z/28
2017-2018 Chevrolet Camaro ZL1
2011-2014 Chevrolet Caprice PPV
2009-2012 Chevrolet Colorado LT
1997-2013 Chevrolet Corvette Base
1998 Chevrolet Corvette Indianapolis 500 Pace Car
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
2006-2013 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2009-2013 Chevrolet Corvette ZR1
2010-2013 Chevrolet Corvette Grand Sport
2011 Chevrolet Corvette Z06 Carbon
2013 Chevrolet Corvette 427
2014-2018 Chevrolet Corvette Stingray
2015-2018 Chevrolet Corvette Z06
2017-2018 Chevrolet Corvette Grand Sport
1997-2002 Chevrolet Express 1500 Base
1997-2002 Chevrolet Express 1500 LS
2001-2002 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LS
2008-2014 Chevrolet Express 1500 Base
1997-2014 Chevrolet Express 2500 Base

…and 134 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About McLeod Racing

McLeod Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full McLeod Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

McLeod 11mm Flywheel Bolt Pak for GM LS Motors

Ensure the integrity of your GM LS engine's drivetrain with this McLeod Bolt Pak, featuring 11mm flywheel bolts. This essential hardware set includes six high-strength bolts specifically designed to securely fasten your flywheel to the crankshaft. For GM LS applications, using the correct size and strength bolts is crucial for preventing catastrophic failure and ensuring optimal performance during high-RPM operation.

Engineered for GM LS Performance

These McLeod bolts are precision-engineered to meet the demanding specifications of GM LS engines. The 11mm diameter and appropriate thread pitch ensure a perfect fit, providing the necessary clamping force to keep your flywheel securely in place under extreme stress. Whether you're building a street machine, a track car, or a daily driver, these bolts offer the reliability expected from McLeod Racing.

Durable Construction for Longevity

Crafted from high-grade materials, these flywheel bolts are built for exceptional durability and resistance to fatigue. They are designed to withstand the constant rotational forces and temperature fluctuations inherent in engine operation. Using these quality fasteners is a critical step in any performance build or engine overhaul, ensuring long-term reliability and peace of mind.

Specifications:

  • Bolt Size: 11mm
  • Quantity: 6 bolts per box
  • Application: Flywheel to Crankshaft mounting
  • Engine Compatibility: GM LS Series Engines
  • Material: High-strength alloy steel
  • Purpose: Secure flywheel attachment

Properly securing your flywheel is non-negotiable for any GM LS-powered vehicle. Choose McLeod Racing hardware for your next project. Purchase this 11mm Flywheel Bolt Pak today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2012 Chevrolet Avalanche LS
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2006 Chevrolet Avalanche 1500 LS
2006 Chevrolet Avalanche 1500 LT
2006 Chevrolet Avalanche 1500 Z66
2006 Chevrolet Avalanche 1500 Z71
1997 Chevrolet C1500 Base
1997-1998 Chevrolet C1500 Silverado
1997-1998 Chevrolet C1500 WT
1997-1998 Chevrolet C1500 Cheyenne
1999 Chevrolet C1500 LS
1999 Chevrolet C1500 Suburban Base
1999 Chevrolet C1500 Suburban LS
1999 Chevrolet C1500 Suburban LT
1997 Chevrolet C2500 Base
1997-1998 Chevrolet C2500 Cheyenne
1997-1998 Chevrolet C2500 Silverado
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1997 Chevrolet C3500 Base
1997-1998 Chevrolet C3500 Cheyenne
1997-1998 Chevrolet C3500 Silverado
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1997-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
2010-2018 Chevrolet Camaro SS
2012-2015 Chevrolet Camaro ZL1
2014-2015 Chevrolet Camaro Z/28
2017-2018 Chevrolet Camaro ZL1
2011-2014 Chevrolet Caprice PPV
2009-2012 Chevrolet Colorado LT
1997-2013 Chevrolet Corvette Base
1998 Chevrolet Corvette Indianapolis 500 Pace Car
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
2006-2013 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2009-2013 Chevrolet Corvette ZR1
2010-2013 Chevrolet Corvette Grand Sport
2011 Chevrolet Corvette Z06 Carbon
2013 Chevrolet Corvette 427
2014-2018 Chevrolet Corvette Stingray
2015-2018 Chevrolet Corvette Z06
2017-2018 Chevrolet Corvette Grand Sport
1997-2002 Chevrolet Express 1500 Base
1997-2002 Chevrolet Express 1500 LS
2001-2002 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LS
2008-2014 Chevrolet Express 1500 Base
1997-2014 Chevrolet Express 2500 Base

…and 134 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About McLeod Racing

McLeod Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full McLeod Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

McLeod 11mm Flywheel Bolt Pak for GM LS Motors

Ensure the integrity of your GM LS engine's drivetrain with this McLeod Bolt Pak, featuring 11mm flywheel bolts. This essential hardware set includes six high-strength bolts specifically designed to securely fasten your flywheel to the crankshaft. For GM LS applications, using the correct size and strength bolts is crucial for preventing catastrophic failure and ensuring optimal performance during high-RPM operation.

Engineered for GM LS Performance

These McLeod bolts are precision-engineered to meet the demanding specifications of GM LS engines. The 11mm diameter and appropriate thread pitch ensure a perfect fit, providing the necessary clamping force to keep your flywheel securely in place under extreme stress. Whether you're building a street machine, a track car, or a daily driver, these bolts offer the reliability expected from McLeod Racing.

Durable Construction for Longevity

Crafted from high-grade materials, these flywheel bolts are built for exceptional durability and resistance to fatigue. They are designed to withstand the constant rotational forces and temperature fluctuations inherent in engine operation. Using these quality fasteners is a critical step in any performance build or engine overhaul, ensuring long-term reliability and peace of mind.

Specifications:

  • Bolt Size: 11mm
  • Quantity: 6 bolts per box
  • Application: Flywheel to Crankshaft mounting
  • Engine Compatibility: GM LS Series Engines
  • Material: High-strength alloy steel
  • Purpose: Secure flywheel attachment

Properly securing your flywheel is non-negotiable for any GM LS-powered vehicle. Choose McLeod Racing hardware for your next project. Purchase this 11mm Flywheel Bolt Pak today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2007-2012 Chevrolet Avalanche LS
2007-2012 Chevrolet Avalanche LT
2007-2012 Chevrolet Avalanche LTZ
2013 Chevrolet Avalanche Black Diamond LS
2013 Chevrolet Avalanche Black Diamond LT
2013 Chevrolet Avalanche Black Diamond LTZ
2006 Chevrolet Avalanche 1500 LS
2006 Chevrolet Avalanche 1500 LT
2006 Chevrolet Avalanche 1500 Z66
2006 Chevrolet Avalanche 1500 Z71
1997 Chevrolet C1500 Base
1997-1998 Chevrolet C1500 Silverado
1997-1998 Chevrolet C1500 WT
1997-1998 Chevrolet C1500 Cheyenne
1999 Chevrolet C1500 LS
1999 Chevrolet C1500 Suburban Base
1999 Chevrolet C1500 Suburban LS
1999 Chevrolet C1500 Suburban LT
1997 Chevrolet C2500 Base
1997-1998 Chevrolet C2500 Cheyenne
1997-1998 Chevrolet C2500 Silverado
1998 Chevrolet C2500 WT
1999-2000 Chevrolet C2500 Base
1999-2000 Chevrolet C2500 LS
1999 Chevrolet C2500 Suburban Base
1999 Chevrolet C2500 Suburban LS
1997 Chevrolet C3500 Base
1997-1998 Chevrolet C3500 Cheyenne
1997-1998 Chevrolet C3500 Silverado
1999-2000 Chevrolet C3500 Base
1999-2000 Chevrolet C3500 LS
1997-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
2010-2018 Chevrolet Camaro SS
2012-2015 Chevrolet Camaro ZL1
2014-2015 Chevrolet Camaro Z/28
2017-2018 Chevrolet Camaro ZL1
2011-2014 Chevrolet Caprice PPV
2009-2012 Chevrolet Colorado LT
1997-2013 Chevrolet Corvette Base
1998 Chevrolet Corvette Indianapolis 500 Pace Car
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
2006-2013 Chevrolet Corvette Z06
2008 Chevrolet Corvette 427 Limited Edition Z06
2009-2013 Chevrolet Corvette ZR1
2010-2013 Chevrolet Corvette Grand Sport
2011 Chevrolet Corvette Z06 Carbon
2013 Chevrolet Corvette 427
2014-2018 Chevrolet Corvette Stingray
2015-2018 Chevrolet Corvette Z06
2017-2018 Chevrolet Corvette Grand Sport
1997-2002 Chevrolet Express 1500 Base
1997-2002 Chevrolet Express 1500 LS
2001-2002 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LT
2007-2014 Chevrolet Express 1500 LS
2008-2014 Chevrolet Express 1500 Base
1997-2014 Chevrolet Express 2500 Base

…and 134 additional fitments. Contact us to confirm yours.

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