Choosing the best performance clutch kit for Harley Big Twin motorcycles involves balancing durability, responsiveness, and cost. The Barnett Carbon Fiber Clutch Kit stands out as the overall top pick for its superior durability and smooth engagement. For those seeking a more budget-friendly option, the TOFR Clutch Spring Conversion Kit offers reliable performance at a lower price point. Meanwhile, riders prioritizing maximum grip and premium materials should consider the Barnett Kevlar Clutch Kit. Every option comes with tradeoffs like longevity versus cost or ease of installation versus ultimate performance. Keep reading for detailed comparisons to find what fits your riding style best.
Key Takeaways
- The top-ranked clutch kits combine high-quality friction materials with robust steel plates for longevity and performance.
- Premium options like the Barnett Carbon Fiber kit deliver smoother engagement but come at a higher price, making them ideal for serious riders.
- Budget-friendly kits such as the TOFR Clutch Spring Conversion offer reliable upgrades without extensive modifications but may sacrifice some longevity.
- Compatibility with specific Harley Big Twin models varies; always verify fitment before purchasing.
- Installation complexity ranges from straightforward bolt-ons to more involved upgrades requiring professional setup.
| MoKitDora Big Twin Extra Clutch Plate Friction Steel Clutch Kit for Harley and Buell Models |  | Best Overall for Durability and Reliability | Compatibility: 1990-1997 Harley Touring, Softail, Dyna, FXR; 1991-2017 Harley Sportster XL883/XL1200; 1991-2002 Buell models | Number of Plates: 9 friction plates, 8 steel plates | Material: High-quality steel, composite including carbon fiber, aramid fiber, resin | VIEW LATEST PRICE | See Our Full Breakdown |
| TOFR Clutch Spring Conversion Kit & Extra Plate for Harley Big Twins 1999-2017 |  | Best for Smoother Operation and Precise Adjustment | Compatibility: Harley Big Twins 1999-2017 (excluding 2013-2017 narrow primary) | Conversion Type: Diaphragm spring to six coil springs | Package Includes: Clutch Spring Conversion Kit, 9 friction plates, 8 steel plates | VIEW LATEST PRICE | See Our Full Breakdown |
| MoKitDora Big Twin Extra Clutch Plate Friction Steel Clutch Kit for Harley and Buell Models | | Best Overall for Durability and Reliability | Compatibility: 1990-1997 Harley Touring, Softail, Dyna, FXR; 1991-2017 Harley Sportster XL883/XL1200; 1991-2002 Buell models | Number of Plates: 9 friction plates, 8 steel plates | Material: High-quality steel, composite including carbon fiber, aramid fiber, resin | VIEW LATEST PRICE | See Our Full Breakdown |
| Extra Plate Sportster Friction Steel Clutch Disc Kit for Harley Davidson and Buell Models |  | Best Value for Durable Performance | Fitment: 1990-2017 Harley and Buell models | Includes: 9 friction plates, 8 steel plates | Material: High-quality steel and composite friction plates | VIEW LATEST PRICE | See Our Full Breakdown |
| Barnett Carbon Fiber Clutch Kit for Harley Big Twin 1998-2012 |  | Best for Long-lasting, High-Performance Engagement | Fits: 1998-2016 Harley Big Twins (excluding 2013-2016 CVO/SE) | Includes: 10 Carbon Fiber Friction Plates, 9 Steel Drive Plates, 1 Diaphragm Spring | Material: Carbon fiber friction plates | VIEW LATEST PRICE | See Our Full Breakdown |
| Barnett Kevlar Clutch Kit for Harley Davidson Big Twin 1998-2012 |  | Best for Reliable, Heavy-Duty Performance | Fits: 1998-2012 Harley Big Twins, 2006 Dyna, 2017 Twin Cam | Includes: Kevlar friction plates, steel drive plates, heavy-duty spring | Material: Kevlar friction plates | VIEW LATEST PRICE | See Our Full Breakdown |
| Twin Cam Extra Clutch Friction Steel Plates 19pcs Clutch Kit for Harley 1999-2017 Softail Dyna Touring Models |  | Best for Smooth Engagement and Durability | Compatibility: Harley 1999-2017 Softail Dyna, Touring, Trike Models (excluding some CVO and Tri-glide) | Number of Plates: 19 pieces (10 friction, 9 steel) | Material: High-quality heat-resistant materials | VIEW LATEST PRICE | See Our Full Breakdown |
More Details on Our Top Picks
MoKitDora Big Twin Extra Clutch Plate Friction Steel Clutch Kit for Harley and Buell Models
The MoKitDora Big Twin Extra Clutch Plate Kit stands out for its robust construction, featuring high-quality steel and composite friction plates designed to withstand demanding riding conditions. It offers noticeable improvements in shifting smoothness and responsiveness compared to standard OEM kits like the Barnett Kevlar Clutch Kit, which may prioritize longevity over raw performance. This kit’s durability makes it ideal for riders pushing their bikes hard, but it requires soaking the plates in oil before installation, adding a prep step. Its compatibility spans a broad range of Harley models, making it a versatile upgrade for serious riders.
Pros:- Excellent durability under high heat and stress
- Improves shifting smoothness and responsiveness
- Easy to install with included instructions
- Made from high-quality steel and composite materials
Cons:- Requires soaking plates in oil before installation
- Higher cost compared to basic OEM replacements
- Compatibility limited to specific Harley and Buell models
Best for: performance-minded Harley Big Twin owners who need a durable, high-quality clutch that can handle aggressive riding and heat.
Not ideal for: casual riders or those seeking an easy, no-fuss upgrade, as the installation process and cost may be more involved.
- Compatibility:1990-1997 Harley Touring, Softail, Dyna, FXR; 1991-2017 Harley Sportster XL883/XL1200; 1991-2002 Buell models
- Number of Plates:9 friction plates, 8 steel plates
- Material:High-quality steel, composite including carbon fiber, aramid fiber, resin
- Package Includes:9 friction plates, 8 steel plates, installation instructions
Bottom line: This kit is best suited for riders who demand durability and consistent performance under tough conditions.
TOFR Clutch Spring Conversion Kit & Extra Plate for Harley Big Twins 1999-2017
Compared with the MoKitDora kit, which focuses on durability, the TOFR Conversion Kit emphasizes smoother clutch operation and fine-tuning. It replaces the diaphragm spring with six coil springs, providing a more controlled feel and easier adjustment, making it ideal for riders who want a customizable clutch. However, its compatibility excludes the newer 2013-2017 narrow primary models, limiting its appeal for some. Installation requires mechanical skill, but it offers a comprehensive set that can improve clutch response significantly for those willing to fine-tune their setup.
Pros:- Provides smoother clutch engagement
- Allows for more precise adjustment
- Includes comprehensive plates and conversion components
- Improves clutch responsiveness
Cons:- Not compatible with 2013-2017 narrow primary models
- Requires mechanical knowledge for proper installation
- Limited to cable-actuated models
Best for: experienced Harley Big Twin owners seeking a more precise clutch feel and adjustable operation.
Not ideal for: beginners or riders with 2013-2017 narrow primary models, since it won’t fit or deliver optimal results.
- Compatibility:Harley Big Twins 1999-2017 (excluding 2013-2017 narrow primary)
- Conversion Type:Diaphragm spring to six coil springs
- Package Includes:Clutch Spring Conversion Kit, 9 friction plates, 8 steel plates
- Fitment Notes:Requires mechanical expertise for installation
Bottom line: This kit is ideal for riders who want a customizable clutch experience and have the skills to install it properly.
MoKitDora Big Twin Extra Clutch Plate Friction Steel Clutch Kit for Harley and Buell Models
The MoKitDora Big Twin Extra Clutch Plate Kit stands out for its robust construction, featuring high-quality steel and composite friction plates designed to withstand demanding riding conditions. It offers noticeable improvements in shifting smoothness and responsiveness compared to standard OEM kits like the Barnett Kevlar Clutch Kit, which may prioritize longevity over raw performance. This kit’s durability makes it ideal for riders pushing their bikes hard, but it requires soaking the plates in oil before installation, adding a prep step. Its compatibility spans a broad range of Harley models, making it a versatile upgrade for serious riders.Pros:- Excellent durability under high heat and stress
- Improves shifting smoothness and responsiveness
- Easy to install with included instructions
- Made from high-quality steel and composite materials
Cons:- Requires soaking plates in oil before installation
- Higher cost compared to basic OEM replacements
- Compatibility limited to specific Harley and Buell models
Best for: performance-minded Harley Big Twin owners who need a durable, high-quality clutch that can handle aggressive riding and heat.
Not ideal for: casual riders or those seeking an easy, no-fuss upgrade, as the installation process and cost may be more involved.
- Compatibility:1990-1997 Harley Touring, Softail, Dyna, FXR; 1991-2017 Harley Sportster XL883/XL1200; 1991-2002 Buell models
- Number of Plates:9 friction plates, 8 steel plates
- Material:High-quality steel, composite including carbon fiber, aramid fiber, resin
- Package Includes:9 friction plates, 8 steel plates, installation instructions
Extra Plate Sportster Friction Steel Clutch Disc Kit for Harley Davidson and Buell Models
This aftermarket clutch kit stands out for its combination of durability and ease of installation, making it a solid upgrade over stock setups like the OEM clutch. Unlike premium options such as the Barnett Carbon Fiber Kit, it offers a more budget-friendly choice with improved heat dissipation thanks to segmented, grooved plates, which help prevent overheating during aggressive riding. However, it requires soaking the friction plates in oil before installation, adding a step that might be a hurdle for some DIYers. Compatibility is limited to specific Harley and Buell models from 1990-2017, so it’s not suitable for all Big Twins. This kit is ideal for riders seeking reliable performance without the highest price tag, especially those who value ease of installation and heat management over ultimate longevity.
Pros:- Improves shifting smoothness and ride quality
- Enhanced heat dissipation extends plate life
- Easy to install with included instructions
Cons:- Requires soaking friction plates in oil before installation
- Compatibility limited to specific models
- May be more expensive than stock kits
Best for: Harley Big Twin owners looking for a durable, cost-effective upgrade that improves shifting and heat dissipation.
Not ideal for: Riders with a newer or non-listed Harley/Buell model, or those seeking top-tier carbon fiber performance, who should consider premium options like Barnett.
- Fitment:1990-2017 Harley and Buell models
- Includes:9 friction plates, 8 steel plates
- Material:High-quality steel and composite friction plates
- Design:Segmented with groove pattern for heat dissipation
- Replaces:HD P/N 37911-90, Kevlar P/N 307-30-10011
- Ease of Installation:Moderate, with soaking step
Bottom line: This kit makes the most sense for riders seeking a reliable, heat-managing clutch upgrade at a reasonable price.
Barnett Carbon Fiber Clutch Kit for Harley Big Twin 1998-2012
This Barnett kit is tailored for riders who want maximum durability and a high-performance clutch, especially compared to more standard options like the Kevlar-based Barnett kit. The inclusion of carbon fiber friction plates provides superior heat resistance and longevity, making it an excellent choice for aggressive riding or frequent high-stress use. Compared to the Kevlar version, this kit offers enhanced durability but at a higher cost and with the exclusion of some newer models (2013-2016 CVO/SE). Mechanical skill is required for installation, which might be a barrier for less experienced mechanics. It suits riders who demand a clutch that can withstand extreme conditions and want to extend service intervals.
Pros:- High-quality carbon fiber friction plates for durability
- Includes complete set of plates for easy installation
- Improves clutch performance and longevity
Cons:- Excludes certain newer models (2013-2016 CVO/SE)
- Requires mechanical expertise for installation
- Higher cost compared to standard kits
Best for: Harley Big Twin owners who ride aggressively or frequently, seeking maximum clutch longevity and heat resistance.
Not ideal for: Casual riders or those with newer models outside the specified years, who might prefer lighter or less expensive options.
- Fits:1998-2016 Harley Big Twins (excluding 2013-2016 CVO/SE)
- Includes:10 Carbon Fiber Friction Plates, 9 Steel Drive Plates, 1 Diaphragm Spring
- Material:Carbon fiber friction plates
- Part Numbers:Friction Plates #307-30-20013, Spring #502-00-01004
- Durability:High, with excellent heat resistance
Bottom line: This kit is ideal for riders demanding maximum durability and heat resistance from their clutch system.
Barnett Kevlar Clutch Kit for Harley Davidson Big Twin 1998-2012
Compared to the carbon fiber option, the Barnett Kevlar kit offers proven reliability with its heavy-duty Kevlar friction plates, making it a strong choice for daily riders and those with moderate riding demands. It provides a dependable engagement and long wear life, especially when paired with the steel drive plates and a heavy-duty diaphragm spring. While it doesn’t boast the extreme heat resistance of the carbon fiber set, it’s more accessible for most DIY mechanics and compatible with a wide range of Harley models from 1998 to 2012. The main tradeoff is that it excludes some newer or high-performance applications, and installation can be complex for novices. This kit fits riders who need durability without the premium cost of carbon fiber.
Pros:- Durable Kevlar friction plates for dependable performance
- Heavy-duty diaphragm spring for reliable engagement
- Compatible with a wide range of models
Cons:- Excludes 2013-2016 CVO/SE models
- Installation may require mechanical skill
- Less heat resistant than carbon fiber options
Best for: Harley Big Twin riders who want a durable, heavy-duty clutch that balances performance and affordability.
Not ideal for: Riders seeking the absolute highest heat resistance or riding at extreme speeds, who should consider the carbon fiber version or premium alternatives.
- Fits:1998-2012 Harley Big Twins, 2006 Dyna, 2017 Twin Cam
- Includes:Kevlar friction plates, steel drive plates, heavy-duty spring
- Material:Kevlar friction plates
- Durability:High, with reliable engagement
- Installation:Requires mechanical skill
Bottom line: Ideal for riders needing a tough, dependable clutch upgrade without the expense of carbon fiber materials.
Twin Cam Extra Clutch Friction Steel Plates 19pcs Clutch Kit for Harley 1999-2017 Softail Dyna Touring Models
This clutch kit stands out for its ability to deliver noticeably smoother shifting and more reliable clutch engagement, especially when compared with stock components. Its high-quality, heat-resistant materials help it withstand the rigors of aggressive riding, making it a strong choice for riders seeking longevity. Compared to the Barnett Carbon Fiber Kit, this set offers easier installation and better durability at a more accessible price point, though it lacks the ultra-lightweight benefits of carbon fiber options. The need to soak the plates in fluid for 8 hours before installation is a minor inconvenience, but it ensures proper seating and performance. Overall, this kit is a smart pick for those wanting to upgrade their stock clutch for improved feel without sacrificing durability, especially on models from 1999 to 2017 that see regular riding.
Pros:- Significantly improves shifting smoothness and clutch engagement
- Constructed with heat-resistant, durable materials for extended lifespan
- Easy to install once the soaking process is completed
- Compatible with a wide range of Harley models from 1999 to 2017
Cons:- Excludes certain models like Tri-glide and CVO with slipper/assist clutch
- Requires soaking plates in fluid for 8 hours before installation, adding prep time
- Installation can be challenging for those without mechanical experience
Best for: Harley riders seeking a durable, smooth-shifting clutch upgrade for daily riding or touring on models from 1999-2017.
Not ideal for: Riders who prefer lightweight or racing-focused clutch setups, as this kit emphasizes durability over weight savings or extreme performance.
- Compatibility:Harley 1999-2017 Softail Dyna, Touring, Trike Models (excluding some CVO and Tri-glide)
- Number of Plates:19 pieces (10 friction, 9 steel)
- Material:High-quality heat-resistant materials
- Installation Note:Soak plates in fluid for 8 hours before installation
- Package Includes:10 friction plates, 9 steel plates
Bottom line: This kit is ideal for Harley owners looking for a reliable, smooth-performing clutch upgrade that enhances daily riding comfort and longevity.
How We Picked
Products were evaluated based on their material quality, durability, ease of installation, compatibility with Harley Big Twin models, and overall value. We prioritized kits that offer improved performance over stock setups, considering tradeoffs like cost and longevity. Our ranking reflects a balance between premium craftsmanship and affordability, ensuring each option serves a specific rider profile — from casual cruisers to performance enthusiasts. We also examined user reviews and manufacturer reputation to confirm real-world reliability.Factors to Consider When Choosing Best Performance Clutch Kit For Harley Big Twin
When selecting a performance clutch kit for your Harley Big Twin, understanding key factors can help you avoid common pitfalls and make a more informed decision. Each rider’s needs differ—whether seeking smoother operation, increased durability, or affordability. Considering these factors carefully ensures your upgrade enhances your riding experience without unnecessary compromises.Material Quality and Durability
High-quality friction materials like Kevlar or carbon fiber significantly extend clutch life and improve grip. Cheaper kits often use inferior steel or friction plates that wear faster, requiring more frequent replacements. For daily riders or long-distance touring, durability matters more than initial cost, making premium materials a worthwhile investment.
Compatibility and Fit
Not all clutch kits fit every Harley Big Twin model without modification. Always verify the specific year, engine type, and transmission configuration. Installing an incompatible kit can lead to poor engagement or even damage, negating any performance gains. Double-check manufacturer specifications and consider consulting a professional if unsure about fitment.
Ease of Installation
Some kits are designed as bolt-on upgrades, suitable for DIY enthusiasts. Others may require special tools or professional installation, especially if they involve spring conversions or additional components. Balancing installation difficulty with your mechanical skill will influence the best choice for your situation.
Performance Goals and Cost
Decide whether you prioritize smoothness, grip, longevity, or budget. Premium kits like carbon fiber options excel in performance but cost more, while spring conversion kits are more affordable but may offer less durability. Clarifying your goals helps avoid overspending or underperforming upgrades.
Maintenance and Longevity
Clutch kits with high-quality materials tend to require less frequent adjustments and replacements. Cheaper options might perform adequately initially but can wear out faster, leading to increased maintenance costs over time. Consider your riding frequency and maintenance willingness when choosing a kit.
Frequently Asked Questions
Will upgrading my clutch kit improve overall riding performance?
Yes, a performance clutch kit can enhance your motorcycle’s responsiveness, reduce slippage, and provide more consistent engagement. It often allows for better power transfer and smoother shifts, especially during aggressive riding or heavy loads. However, the extent of improvement depends on the quality of the kit and your riding style. Proper installation and adjustment are also critical to realize these benefits fully.
Can I install a performance clutch kit myself, or should I hire a professional?
Many bolt-on kits are designed for DIY installation, especially those that don’t require spring conversions or additional modifications. However, more complex upgrades, like spring conversions or kits that alter clutch engagement, may benefit from professional installation to ensure proper setup and safety. If you lack experience with motorcycle maintenance, consulting a mechanic can prevent potential issues and ensure optimal performance.
How do I know if a clutch kit is compatible with my Harley Big Twin model?
Compatibility depends on the specific model year, engine type, and transmission configuration. Always cross-reference the kit’s specifications with your bike’s details—most manufacturers provide a fitment chart. When in doubt, contacting the seller or a Harley specialist can prevent mismatched parts, saving you time and money on returns or modifications.
Is a more expensive clutch kit worth the extra cost?
Premium clutch kits often feature advanced materials like carbon fiber or Kevlar, which can significantly extend lifespan and improve performance. For riders who put their bikes through demanding conditions or want the best possible feel, investing in a high-quality kit is justified. Conversely, casual riders or those on a budget might find a mid-tier or conversion kit sufficient, especially if they don’t require maximum performance.
What maintenance does a performance clutch kit require after installation?
Routine inspection and adjustment are key to maintaining clutch performance. High-quality kits typically need less frequent adjustments but should be checked periodically for signs of wear or slipping. Lubrication of moving parts and ensuring proper clutch cable tension also help extend the life of your upgrade. Following manufacturer recommendations for maintenance will keep your clutch functioning smoothly over time.
Conclusion
For riders seeking the best overall performance and durability, the Barnett Carbon Fiber Clutch Kit makes an excellent choice, especially for those pushing their bikes hard. Budget-conscious enthusiasts will appreciate the TOFR Clutch Spring Conversion Kit for reliable performance without a hefty price tag. Beginners or casual riders should consider simpler bolt-on kits that don’t require extensive modifications. Meanwhile, performance purists aiming for maximum grip and longevity might opt for premium options like Barnett’s Kevlar or carbon fiber kits. Tailoring your choice to your riding style and maintenance willingness ensures the best experience on your Harley Big Twin.
