This ARP performance fastener, stud, bolt, tool, or assembly is the 01-06 6.6L GM Duramax Diesel Flywheel Bolt Kit for 2006-2012 Chevrolet Express 2500. Confirm the exact engine or vehicle application, thread size, length, material, strength series, included quantity, installation lubricant, tightening sequence, and current ARP torque specification before ordering.
Key Features
- Thread, length, material, strength series, and included quantity are exact-part specific
- Engine, vehicle, component, and installation requirements must match the current ARP application
- These bolts secure the flywheel to the crankshaft with greater clamping force to resist loosening under high diesel torque.
- Perfect for daily drivers or tuned trucks pushing higher horsepower.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2006-2012 | Chevrolet | Express 2500 | Base |
| 2006 | Chevrolet | Express 2500 | LS |
| 2006 | Chevrolet | Express 2500 | LT |
| 2006-2012 | Chevrolet | Express 3500 | Base |
| 2011-2012 | Chevrolet | Express 3500 | LS |
| 2011-2012 | Chevrolet | Express 3500 | LT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2012 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2012 | Chevrolet | Silverado 2500 HD | LTZ |
| 2004-2012 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2006 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004 | Chevrolet | Silverado 3500 | WT |
| 2006 | Chevrolet | Silverado 3500 | WT |
| 2007-2012 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2012 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2012 | Chevrolet | Silverado 3500 HD | WT |
| 2006-2012 | GMC | Savana 2500 | Base |
| 2006-2012 | GMC | Savana 3500 | Base |
| 2002-2005 | GMC | Sierra 2500 HD | Base |
| 2011-2012 | GMC | Sierra 2500 HD | Denali |
| 2001-2002 | GMC | Sierra 2500 HD | SL |
| 2006 | GMC | Sierra 2500 HD | SL |
| 2001-2012 | GMC | Sierra 2500 HD | SLE |
| 2001-2012 | GMC | Sierra 2500 HD | SLT |
| 2003-2012 | GMC | Sierra 2500 HD | WT |
| 2002-2005 | GMC | Sierra 3500 | Base |
| 2001-2002 | GMC | Sierra 3500 | SL |
| 2006 | GMC | Sierra 3500 | SL |
| 2001-2006 | GMC | Sierra 3500 | SLE |
| 2001-2006 | GMC | Sierra 3500 | SLT |
| 2004-2006 | GMC | Sierra 3500 | WT |
| 2011-2012 | GMC | Sierra 3500 HD | Denali |
| 2007-2012 | GMC | Sierra 3500 HD | SLE |
| 2007-2012 | GMC | Sierra 3500 HD | SLT |
| 2007-2012 | GMC | Sierra 3500 HD | WT |
Specifications
| Brand | ARP |
|---|---|
| Manufacturer Part Number | 230-2801 |
| Product Type | Hardware Kits - Other |
| Condition | New |
| Configuration | 01-06 6.6L GM Duramax Diesel Flywheel Bolt Kit |
| Material | Forged ARP2000 alloy steel with 200,000 PSI tensile strength exceeds OEM ratings for repeated high-torque applications |
| Dimensions | M14 x 2.0mm thread diameter 80.5mm (3.170in) overall length 49mm (1.930in) underhead length 18mm hex head |
| Quantity | Complete set of 6 bolts replaces all factory flywheel fasteners precisely |
| Finish | Black oxide coating resists corrosion in engine environments |
| Lubricant | Includes ARP Ultra-Torque assembly lube ensures accurate torque readings |
| Q | Will this kit fit 2004.5-2006 LLY Duramax engines? A: Yes ARP 230-2801 bolts match LB7 and LLY crankshaft threads perfectly for 2001-2006 6.6L Duramax |
| Method | UPS Ground or USPS Priority |
| Availability | In stock - ships same or next business day |
| Packaging | ARP branded box 6 x 4 x 1.25 inches |
| Weight | 0.75 lbs |
| Key Features Material | Forged ARP2000 alloy steel with 200,000 PSI tensile strength exceeds OEM ratings for repeated high-torque applications |
What's Included
One new ARP hardware kits - other in the exact configuration and quantity identified by this listing. Brackets, wiring, air lines, fittings, switches, fasteners, fitting kits, fluids, covers, and accessories are included only when expressly stated for this exact part.
About ARP
Automotive Racing Products manufactures high-performance studs, bolts, nuts, washers, wheel hardware, assembly tools, and installation lubricants for engine, drivetrain, chassis, and racing applications. Thread dimensions, material, preload method, lubricant, torque, and included quantity remain exact-part specific.
Important Disclosures
- California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.
Related Parts
- Shop all ARP products
- ARP 01-10 6.6L GM Duramax Diesel Flexplate Bolt Kit
- ARP 01-10 6.6L GM Duramax Diesel Head Stud Kit
- ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt Kit
Frequently Asked Questions
How do I confirm the 01-06 6.6L GM Duramax Diesel Flywheel Bolt Kit fits my application?
Match the exact engine family or vehicle, component location, thread diameter and pitch, under-head length, material, strength series, and every current ARP application note.
Can I reuse the factory torque value with this ARP hardware?
Not automatically. Use ARP's current instructions for the exact part, material, lubricant, tightening sequence, and preload method. Factory torque values may be based on different hardware and friction.
What is included with this ARP kit?
Only the studs, bolts, nuts, washers, lubricant, and tools expressly listed for this exact part number are included. Verify the required quantity before disassembly.
Installation Instructions
- Confirm ARP part number 230-2801, the complete application, and every required supporting component before beginning work.
- Clean and inspect all mating threads and components, then verify thread engagement, length, washers, nuts, lubricant, and required preparation before assembly.
- Follow ARP's current tightening sequence, lubricant instructions, torque or stretch method, and any retorque procedure for this exact part.
- Verify clearance, preload, fastener seating, and normal component operation before returning the vehicle or engine to service.
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