BULLY GR-98T40 Disc Spring Racing Clutch

( Brand: Bully ), ( Part Type: Spring Clutch ), ( Manufacturer Part Number: GR-98T40 ), ( Transmission Type: Manual ), ( Performance Part: Yes )

Review BULLY Disc Spring Limited Racing Clutch

The Bully Racing GR-98T40 Disc Spring Racing Clutch is a high-performance clutch system designed specifically for those seeking maximum power transmission and reliability in their race applications. This clutch is engineered to fit select Subaru WRX and STI models and is ideal for high-horsepower builds and track use.

The GR-98T40 clutch features a heavy-duty 8.8-inch diameter flywheel and a 4-piston, 10.2-inch diameter pressure plate. The pressure plate is constructed from billet steel and is designed to handle the increased clamping force required for high-power applications, while the flywheel is engineered for superior mass and rigidity, ensuring optimal engine response and smooth power delivery.

The heart of this clutch system is the 10.2-inch diameter, 4-piston clutch disc. The disc is made from high-carbon, heat-treated steel, ensuring excellent thermal conductivity and resistance to wear. It also features a unique, thin friction material that provides superior grip and durability in even the most demanding racing conditions. The clutch disc is held together by a set of 40 individually adjustable, high-tensile steel springs, allowing for precise clutch engagement and a customizable pedal feel.

The Bully Racing GR-98T40 Disc Spring Racing Clutch is also equipped with a high-performance, lightweight aluminum release bearing, which reduces unsprung weight and improves response. The release bearing is designed to minimize wear and provide consistent, reliable engagement and disengagement of the clutch.

This clutch system is designed to provide exceptional power transmission and reliability, making it a top choice for serious racers and high-performance enthusiasts. Its heavy-duty construction, adjustable springs, and high-quality materials ensure that it can withstand the rigors of racing and deliver consistent, reliable performance lap after lap. Whether you're competing at the track or pushing your Subaru to the limits on the street, the Bully Racing GR-98T40 Disc Spring Racing Clutch is the perfect choice for those seeking maximum power and precision.

Buying a Bully Racing GR-98T40 disc spring racing clutch involves considering its potential advantages and disadvantages. Here's a detailed analysis:

1. Enhanced Performance: The Bully Racing GR-98T40 clutch is specifically designed for high-performance applications. It can handle increased horsepower and torque, making it an excellent choice for racing or high-performance street use.

2. Improved Clutch Feel: This clutch offers a more direct and responsive feel compared to stock clutches. This is due to the use of high-quality materials and the disc spring design, which provides better engagement and release.

3. Durability: The Bully Racing GR-98T40 clutch is built to withstand the rigors of racing. It features heavy-duty pressure plates, ceramic friction discs, and high-tensile steel disc springs, ensuring longer lifespan and consistent performance.

4. Weight Reduction: The disc spring design allows for a lighter clutch setup compared to traditional weighted flywheel clutches. This results in faster engine response and improved acceleration.

1. Cost: The Bully Racing GR-98T40 clutch is a premium upgrade. It comes with a higher price tag compared to stock or aftermarket clutches. This may not be an ideal choice for those on a budget.

2. Installation Complexity: Installing a Bully Racing GR-98T40 clutch can be a more complex process compared to a standard clutch setup. This may require additional time, labor, and expertise.

3. Noise: Due to its design and materials, the Bully Racing GR-98T40 clutch may produce more noise compared to stock or other aftermarket clutches. This can be a concern for those seeking a quieter driving experience.

The Bully Racing GR-98T40 clutch is an excellent choice for those seeking high performance, improved clutch feel, and durability. Its disc spring design offers weight reduction, faster engine response, and consistent performance. However, its higher cost, installation complexity, and potential for increased noise may not make it the ideal choice for everyone. Ultimately, the decision to purchase a Bully Racing GR-98T40 clutch depends on your specific needs, budget, and priorities.

If you're looking for a high-performance clutch for racing or aggressive driving, the Bully Racing GR-98T40 clutch is an excellent choice. Its advantages outweigh its disadvantages for those who prioritize performance and durability. However, if you're on a budget or seeking a quieter driving experience, you may want to consider other aftermarket clutch options.

Details:

Bully Custom Limited Mod 3 disc 6 spring clutch new still in the case.

part #: gr98t40 price

• $300.00

specifications addedclutch:

• brand: Bully
• part type: Spring Clutch
• manufacturer part number: GR-98T40
• transmission type: Manual
• performance part: Yes

general addedclutch:

• Transmission Drivetrain > Clutch Parts Kits > Additional Clutch Parts
• condition: New

seller addedclutch:

• rating: 100.0%
• city: Hurst, Texas
• # reviews: 26

shipping addedclutch:

• carrier: USPS
• type: Calculated
• cost: $82.37
• class: Standard
• service: USPS Ground Advantage
• transit: 7-10 Days

returns addedclutch:

• policy: No Returns

payments addedclutch:

• credit card: Diners-club
• wallet: Google-pay
• other

offer addedclutch:

• options: Ship-to-home
• started: May 13, 2026
• availability: In Stock
• quantity: 1
• best offers: True
• sold: 0