SPEC Clutches & Flywheels
- SPEC®Aluminum FlywheelAluminum Flywheel by SPEC®. SPEC billet flywheels are manufactured and developed for specific driving environments and recommended based on how each car reacts to changes in rotating mass. SPEC flywheels are NOT a one-fits-all...Engineered to enhance your vehicle's performanceMade to stringent quality standards$382.50 - $521.10
- SPEC®Stage 2 Clutch KitStage 2 Clutch Kit by SPEC®. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher torque capacity. The hub is double sprung with spring cover relieves for flexibility and heat treated...Features excellent drivabilityOffers slightly longer life and higher torque capacity$368.10 - $710.10
- SPEC®Steel FlywheelSteel Flywheel by SPEC®. Billet flywheels can be used with OE or OE based clutch, as well as our sprung hub clutch kits. For all 7 stage choices, see our listing of units for use with our billet single mass flywheels.High quality at an affordable priceExpertly made from premium materials$301.50 - $562.50
- SPEC®Stage 1 Clutch KitStage 1 Clutch Kit by SPEC®. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and excellent life. This lining has an integrally bonded steel backing for strength under high clamp...High clamp pressure plateSteel-backed and multi-compound woven organic material$267.30 - $539.10
- SPEC®Stage 2 Plus Clutch KitStage 2 Plus Clutch Kit by SPEC®. Bridging the gap between stage 2 and stage 3, the 2+ offers drivability and engagement quality characteristic of the stage 2, but with a 15-20% higher torque capacity. The hub is double sprung with...High clamp pressure plateHigh torque sprung hub and disc assembly$377.10 - $809.10
- SPEC®Stage 3 Clutch KitStage 3 Clutch Kit by SPEC®. Features a carbon semi-metallic 6 puck sprung hub disc that has been the leading puck clutch in drivability, life and torque capacity. This unit is designed for street and race cars that require an...High clamp pressure plateCarbon-graphite friction material$350.10 - $719.10
- SPEC®Stage 3 Plus Clutch KitStage 3 Plus Clutch Kit by SPEC®. The flagship stage for a high powered street or race car that requires a manageable and friendly engagement, the stage 3+ features a carbon semi-metallic full faced material that offers unparalleled...High clamp pressure plateCarbon semi-metallic friction material$612.90 - $899.10
- SPEC®Stage 4 Clutch KitStage 4 Clutch Kit by SPEC®. This unit is a solid hub version of the stage 3. The hub is solid 8-rivet and the assembly is heat treated for strength and durability. It is available in a 3, 4 or 6 puck configurations. Use the 3 puck for...High clamp pressure plateCarbon-graphite friction material$584.10
- SPEC®Super Twin Clutch KitSuper Twin Clutch Kit by SPEC®. The Super Twin is for street and track use in cars with extreme horsepower and torque (700-1500 ft lbs tq). The Super Twin offers near-stock drivability, tremendous life expectancy, a no shimming/setup...Engineered to enhance your vehicle's performanceMade to stringent quality standards$1,165.50 - $1,412.10
- SPEC®Stage 1 Clutch Kit (SB101)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 311 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$404.10
- SPEC®Stage 1 Clutch Kit (SB531-2)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 430 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$539.10
- SPEC®Stage 1 Clutch Kit (SY381-2)Stage 1 Clutch Kit (SY381-2) by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 443 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement...High clamp pressure plateSteel-backed and multi-compound woven organic material$404.10
- SPEC®Stage 1 Clutch Kit (SY831-2)Stage 1 Clutch Kit (SY831-2) by SPEC®. Does not Include: Flywheel. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and excellent life. This lining has...High clamp pressure plateSteel-backed and multi-compound woven organic material$494.10
- SPEC®Stage 1 Clutch Kit (SN331)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 385 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$386.10
- SPEC®Stage 1 Clutch Kit (SY001-2)Stage 1 Clutch Kit (SY001-2) by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 420 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement...High clamp pressure plateSteel-backed and multi-compound woven organic material$503.10
- SPEC®Stage 1 Clutch Kit (SF331-9)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and excellent life. This lining has an...High clamp pressure plateSteel-backed and multi-compound woven organic material$431.10
- SPEC®Stage 1 Clutch Kit (SF331-3)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 327 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$503.10
- SPEC®Stage 1 Clutch Kit (SC361-2)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 340 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$350.10
- SPEC®Stage 1 Clutch Kit (SF501-9)Stage 1 Clutch Kit (SF501-9) by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 550 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement...High clamp pressure plateSteel-backed and multi-compound woven organic material$359.10
- SPEC®Stage 1 Clutch Kit (SF501-2)Stage 1 Clutch Kit (SF501-2) by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 550 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement...High clamp pressure plateSteel-backed and multi-compound woven organic material$355.50
- SPEC®Stage 1 Clutch Kit (SF481)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 495 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$267.30
- SPEC®Stage 1 Clutch Kit (SU001)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 340 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$422.10
- SPEC®Stage 1 Clutch Kit (SN231)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 385 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$386.10
- SPEC®Stage 1 Clutch Kit (SZ451)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 230 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$413.10
- SPEC®Stage 1 Clutch Kit (ST621)Stage 1 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 350 ft/lbs. Disc Material: Feramic / Iron. Features an integrally molded carbon and high performance organic lining that offers smooth engagement and...High clamp pressure plateSteel-backed and multi-compound woven organic material$413.10
- SPEC®Stage 2 Clutch Kit (SN232)Stage 2 Clutch Kit by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 439 ft/lbs. Disc Material: made with Kevlar. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher torque...Features excellent drivabilityOffers slightly longer life and higher torque capacity$449.10
- SPEC®Stage 2 Clutch Kit (SC662-2)Stage 2 Clutch Kit (SC662-2) by SPEC®. Does not Include: Flywheel. Disc Material: made with Kevlar. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher torque capacity. The hub is...Features excellent drivabilityOffers slightly longer life and higher torque capacity$585.00
- SPEC®Stage 2 Clutch Kit (SV362)Stage 2 Clutch Kit (SV362) by SPEC®. Does not Include: Flywheel. Clutch Torque Rating: 365 ft/lbs. Disc Material: made with Kevlar. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher...Features excellent drivabilityOffers slightly longer life and higher torque capacity$418.50
- SPEC®Stage 2 Clutch Kit (SF332-9)Stage 2 Clutch Kit by SPEC®. Does not Include: Flywheel. Disc Material: made with Kevlar. This lining features excellent drivability like the stage 1, but offers slightly longer life and higher torque capacity. The hub is double sprung...Features excellent drivabilityOffers slightly longer life and higher torque capacity$494.10
- SPEC®Stage 2 Clutch Kit (SY382-2)Stage 2 Clutch Kit by SPEC®. Does not Include: Flywheel, Bearing, Tool Kit. Clutch Torque Rating: 517 ft/lbs. Disc Material: made with Kevlar. This lining features excellent drivability like the stage 1, but offers slightly longer life...Features excellent drivabilityOffers slightly longer life and higher torque capacity$449.10
SPEC is one of the foremost names in high-performance clutches and flywheels. This company provides the only flywheels in the industry manufactured with precision to a .001 machine tolerance to provide ideal rotational integrity in the toughest conditions of drag, drift, street racing, autocross, etc. The brand offers a number of options that range from SPEC Stage 2 Clutch kits and Super-Twin clutches to carbon steel and aluminum flywheels. Headquarters are located in Birmingham, Alabama.
SPEC clutches became a mainstay in a variety of motorsports; the company offers clutch and flywheel applications for a majority of popular sports and exotic cars. SPEC employs a certain number of racers at hand, and that is how the company knows it all when it comes to what works and what doesn't really work when utilizing their clutches. The company engages in a variety of racing programs that make it possible to continue researching and developing its components and systems in real-life competitions, that became the ultimate test of whether or not everything that the company produces does its job the way it should.
All of the clutches and flywheels manufactured by SPEC are precision-made components that can always help you lighten the rotating mass of your street or track vehicle. If you are in need of a clutch that offers excellent drivability while being able to withstand the wear and tear of racing, SPEC has exactly what you may be looking for. Everything from a SPEC clutch to a SPEC flywheel is manufactured in-house. The company utilizes advanced manufacturing methods to be able to attain some of the strictest tolerances on the market.