ACT 4 Pad Rigid Race Clutch Disc 06-26 WRX / 04-21 STI / 05-12 Legacy GT / 05-09 Outback XT / 06-08 Forester XT / 06 Baja | Ceramic Friction | Race Clutch Disc
Overview
The ACT 4 Pad Rigid Race Clutch Disc is a high-performance clutch component designed specifically for Subaru models including the WRX, WRX STI, Legacy GT, Outback XT, Forester XT, and Baja. Engineered for serious racers and track enthusiasts, this clutch disc delivers aggressive engagement and rapid shifts, making it ideal for motorsport applications where quick gear changes and durability under high stress are paramount.
Built with premium ceramic friction materials and a rigid chromoly hub, the disc is constructed to withstand elevated temperatures and torque loads. The 4-pad design reduces rotational mass and enhances shift response, while the top-grade rivets ensure structural integrity and longevity. ACT’s focus on strength and precision engineering makes this clutch disc a standout choice for Subaru owners seeking race-ready performance components.
For Subaru drivers pushing their vehicles on the track or in competitive environments, this clutch disc offers a significant upgrade in shift speed and torque capacity compared to organic alternatives. While the engagement is notably harsher and may increase gear rattle, the trade-off is a more direct and responsive driving experience that complements the high-revving nature of Subaru’s turbocharged engines.
Features & Specifications
This ACT 4 Pad Rigid Race Clutch Disc is engineered for Subaru WRX, STI, Legacy GT, Outback XT, Forester XT, and Baja platforms and features a 9.4-inch diameter ceramic friction surface. Constructed from premium ceramic materials with a heat-treated chromoly hub, it delivers aggressive engagement and high torque capacity for Subaru enthusiasts seeking race-grade clutch performance.
-
Brand: ACT
-
Product: 4 Pad Rigid Race Clutch Disc
-
Part Number: 4240018
-
Fitment: 06-26 WRX / 04-21 STI / 05-12 Legacy GT / 05-09 Outback XT / 06-08 Forester XT / 06 Baja
-
Material: Ceramic friction, chromoly hub
-
Finish: Natural ceramic and metal finish
-
Construction: Rigid design with high-grade rivets
-
Origin: Not specified
-
Disc Diameter: 9.4 inches (240 mm)
-
Product Weight: 2.0 lbs
-
Warranty: 12 Months
-
SFI Rating: 1.1
-
Engagement Feel: Aggressive, rigid
-
Recommended Use: Race use only
-
Torque Capacity: Holds 28% more torque than typical organic materials
Key Benefits
-
Performance: Aggressive engagement and quicker shifts improve track lap times and driver control.
-
Durability: Premium ceramic friction materials and heat-treated chromoly hub withstand high temperatures and torque loads.
-
Fitment: Designed specifically for smaller Subaru clutch diameters, ensuring precise compatibility with multiple Subaru platforms.
-
Quality: High-grade rivets and rigid construction provide structural integrity under race conditions.
-
Engagement: Rigid design delivers a direct, responsive feel favored in competitive driving environments.
-
Value: Offers a significant torque capacity increase over organic discs, extending clutch life under demanding use.
What's Included
- 1× ACT 4 Pad Rigid Race Clutch Disc (Part Number 4240018)
- Installation instructions (recommended for professional installation)
Installation & Compatibility
Installation of the ACT 4 Pad Rigid Race Clutch Disc is best performed by a professional with experience in Subaru drivetrains and clutch systems. The rigid design and race-oriented engagement require precise alignment and may necessitate adjustments to the clutch hydraulics or pedal feel. No special tools beyond standard clutch replacement equipment are typically required, but care should be taken to verify compatibility with your specific Subaru model and year. This clutch disc is recommended for race use only and may not be suitable for daily driving due to its aggressive engagement and potential for increased gear rattle.
-
Professional Installation: Recommended
-
Modifications Required: None typically, but tuning and adjustments may be necessary for optimal performance
-
Verify Compatibility: Confirm fitment for your specific Subaru model and year before purchase
Shop with confidence at Subimods—your Subaru parts specialists.
