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94 Results Found For "spring"

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Results 1 - 24 of 94

Rekluse Clutch Radius X Clutch Kits

Get automatic clutching while saving money with Rekluse Clutch Radius X clutch kits. By combining their EXP disc with Torqdrive technology, more of your factory parts can be used. RPM engagement is adjustable by simply changing the included friction disc springs. Rekluse Clutch Radius X clutch kits include an adjustable slave cylinder where applicable. Other features include: * Prevents engine stalls * Manual clutch use is retained * Uses less energy, resulting in less fatigue * Reduced clutch fade * Increased performance and durability

Not Yet Reviewed

$715.53

$849.00

Tilton OT-II Cerametallic Pressure Plates

Tilton OT-II cerametallic pressure plates offer low moment-of-inertia, high torque capacity, and the reliability necessary for championship performance. From the extreme street/strip machine to off-road to rally and road racing, these pressure plates service you with the ability to tune your clutch to your application. These Tilton assemblies feature open one-piece clutch covers that provide low operating temperature, high strength, and minimal deflection, diaphragm spring, floater plate(s), and your choice of high or ultra-high ratio pressure plate options. Successful shifts start with Tilton OT-II cerametallic pressure plates.

Not Yet Reviewed

$586.50

$595.00

Rekluse Clutch EXP 3.0 Auto-Clutch Kits

Rekluse Clutch EXP 3.0 auto-clutch kits are an inexpensive way to add an auto-clutch to your motorcycle. Designed to work with your stock components, these auto-clutches are a great performer for recreational riders. These auto-clutches allow you to start and stop your motorcycle without ever using the clutch. Have more fun with less energy using Rekluse Clutch EXP 3.0 auto-clutch kits. Other features: * Prevents engine stalls * Manual clutch use is retained * Manual shifting of transmission is still required

Not Yet Reviewed

$649.00

$759.00

Rekluse Clutch TorqDrive Clutch Kits

Rekluse TorqDrive clutch kits unlock the full power of your motorcycle engine. These top-of-the-line clutches are precision engineered from high-quality billet aluminum, and they're taking the world of elite racing by storm. The clutches are stronger, lighter, longer-lasting, and function at cooler operating temperatures—making TorqDrive clutch kits not just good, but Evolutionary! The features and benefits of Rekluse Clutch TorqDrive clutches: * Plus 6 friction disks offer up to 50 percent stronger clutch engagement with no increase in lever effort * Smoother shifting * Improved clutch lever feel * Engineered to eliminate slip—and tunable to handle high-horsepower engines * Steel core friction discs for improved heat dissipation and longer clutch life * Rekluse sleeves eliminate basket wear and notching

Not Yet Reviewed

$509.00

$729.00

Rekluse Clutch Core Manual Clutch Kits

Rekluse Clutch Core Manual clutch kits are professional-grade units offering improved durability and reliability over stock components. Constructed from double hard anodized billet aluminum components, they are lighter, stronger, and will perform better than stock. Features and benefits include: * Reduced clutch fade * Consistent and improved lever modulation * Strategic engineering increases oil flow, decreases operating temperatures and extends clutch life * Installation does not require modification of stock parts * Includes proprietary anti-drag steel drive plates

Not Yet Reviewed

$619.00

$739.00

Rekluse Clutch Core EXP 3.0 Auto-Clutch Kits

Use the same clutch trusted by elite racers worldwide, Rekluse Clutch core EXP 3.0 auto-clutch kits. These clutches operate by centrifugal force and engage and disengage based on RPM. Using fine materials like billet aluminum, Rekluse Clutch core EXP 3.0 auto-clutch kits are durable. Kit contains everything you need for installation. If your clutch is hydraulic actuated, a slave cylinder is included too. Other features include: * Prevents engine stalls * Clutch lever use is optional * Smooth power engagement increases traction * Fully tunable * Manual shifting of transmission is still required * Installation does not require modification of stock parts

Not Yet Reviewed

$629.00

$815.00

Tilton OT-II Metallic Clutch Kits

Tilton OT-II sintered metallic clutch kits feature an open, one-piece clutch cover design, chrome vanadium diaphragm springs, and high-strength steel pressure and floater plates. The high-ratio pressure plate offers high clamp load over a wide range to provide quick engagement and shifting. These components deliver the low momentum-of-inertia, high-torque capacity, and reliability required for the most demanding race applications. All of the features have made these clutches a favorite among road racing and Circle Track racers. Get the maximum performance from your race car with Tilton OT-II sintered metallic clutch kits.

Not Yet Reviewed

$731.00

Yukon Gear & Axle Ring and Pinion Sets

Yukon Gear & Axle ring and pinion sets are strong but quiet performers. Designed to handle some of the harshest conditions, these sets utilize the latest design and manufacturing technologies to afford you a smooth running gear that's durable and easy to set up. Yukon ring and pinions are available in hundreds of size, ratio, and axle model options. Whether you're on the street, off-road, or at the track, you'll experience unrivaled power and gear performance. Order the model recommended for your application.

4.42 out of 5 stars ( 172 )

$656.99

B&M Jeep Precision Sport Shifters

B&M Racing introduces the Precision SportShifter for 2007-18 Jeep Wrangler JK models equipped with the NSG370 6-speed manual transmission. The unit features a CNC billet aluminum case with an electric blue anodized finish which houses internal components made from super tough 4140 chromoly. The shift throw has been reduced by 35 percent over the factory shifter along with the detent pressure which has been significantly increased creating a noticeably stiffer shift feel. This was done to address problems with the softness of the factory shifter detent springs which easily pop out of gear while off-roading. The shifter uses the factory shift stick and knob.

4.67 out of 5 stars ( 12 )

$749.95

Yukon Gear & Axle Dura Grip Positraction Carriers

Yukon Gear & Axle Dura Grip positraction carriers offer great traction and strength, and yet are not overly aggressive for the streets. These nodular iron or steel replacements are 4-spring, Raybestos composite, clutch-style, limited-slip carriers—with internal gears machined from forged 4320 steel with stronger teeth. Assembled in the USA, the Yukon differential carriers are rebuildable, allowing for repairs or modifications without buying a new unit. They're available for fitment with nearly two dozen axle models. What are you using to transfer power? Choose smooth operation with strong lockup abilities to transfer torque—benchmarks of the Yukon Gear & Axle Dura Grip positraction carriers.

4.36 out of 5 stars ( 136 )

$538.00

$834.99

Hurst Pistol-Grip Quarter Stick Shifters

Patterned after Hurst's award-winning Quarter Stick shifter, their Pistol-Grip shifters offer a firm, natural grip so you can bang through the gears quickly and comfortably. They feature controlled detent activation, one-hand operated spring-loaded reverse lockout, and a neutral safety switch. CNC-machined from billet aluminum, the Hurst Pistol-Grip handles come with a snap-action switch for roll control, nitrous, or trans-brake activation.

4.77 out of 5 stars ( 52 )

$599.95

$722.95

Barton Dodge Challenger Shifters

For the spirited driver, a Barton Dodge Challenger shifter is a must-have. They're beefier, more solid units—from the throw-rod, all the way to where the shift knob or pistol grip starts. With their 44 percent throw reduction, you experience positive, notchy shifting, preventing missed gears or gear engagement. Full isolation of the handle from the shifter makes them quieter; and self-centering springs aid the yoke and linkage back into alignment with the selector rod. Barton has these shifters available in the full system with a variety of finishes/colors and knob or grip choices, as well as the shifter only for use with the OEM handle and knob.

4.83 out of 5 stars ( 125 )

$565.00

$685.00

Sonnax Heavy-Duty Remanufactured Valve Bodies

Sonnax heavy-duty remanufactured valve bodies are built to overcome chronic shift and converter clutch apply complaints. It provides firmer shifts and a moderately increased pressure curve to improve performance, especially in truck and towing applications. Numerous Sonnax valve upgrades are included to restore hydraulic clearances that lead to shift complaints, clutch distress, converter complaints and codes, solenoid issues and pressure problems. Line pressure rise has been moderately increased to overcome shift complaints, delayed engagements, and to increase holding power to the clutches. To guarantee the highest level of operational performance, this remanufactured valve body is tested on state-of-the art equipment to verify that solenoid feed, clutch, converter, and line pressures match or exceed OE specifications. Choose your preferred kit packaged for your transmission. The valve body includes the following: * Oversized TCC regulator valve and sleeve, and limit valve spring for firmer TCC application * O-ringed bore plugs and abuse plugs * New accumulator control valve and sleeve with spring * Oversized AFL line up * New forward accumulator piston and seal * New pressure switch manifold * New EPC solenoid * New TCC PWM solenoid Kit contents: * Remanufactured valve body * Separator plate * Upper case gasket plate * Lower valve body gasket plate * 1-2, 3-4 accumulator springs * EPC solenoid harness adapter for 2003 to later units * Sonnax line pressure booster kit

4.67 out of 5 stars ( 3 )

$563.04

$582.46

Barton 2015-21 Ford Mustang Shifters

Words like cool, wicked, and WOW can barely describe the new Mustang. When you want or need quicker shifts, Barton 2015-21 Ford Mustang shifters are the best option. They feature 6061 T-6 and 303 stainless steel construction, stiff centering springs, and maintain the factory reverse lock-out. The cartridge design allows a change in appearance and throw reduction in minutes. Experience quick shifts with incredible control using Barton 2015-21 Ford Mustang shifters.

5.0 out of 5 stars ( 5 )

$549.99

$569.99

RAM HDX Clutch Kits

RAM HDX clutch kits are ideal for vehicles that will see mild street and occasional track use. These performance minded clutch kits will provide more clamping pressure over a stock unit and can handle power levels up to 450 hp. All HDX kits feature an increased clamp load pressure plate while providing smooth clutch engagement with only a slight increase in pedal effort. The HDX clutch disc features RAM's premium organic facing material for optimum performance. Most RAM clutch discs utilize an 8-spring hub to maximize disc strength and durability. All kits include the pressure plate, clutch disc, alignment tool, and release bearing where applicable.

4.55 out of 5 stars ( 64 )

$523.02

$824.92

SPEC Stage 2 Plus Clutch Kits

SPEC Stage 2 Plus clutch kits are designed for street, drag race, pulling, and autocross use. They feature a multi-friction disc in a full-faced configuration with carbon semi-metallic material on one side and Kevlar® on the other. Bridging the gap between SPEC Stage 2 and Stage 3 clutch kits, the 2+ offers drivability and engagement quality characteristics of the Stage 2, but with a 15 to 20 percent higher torque capacity. Hubs are double-sprung with spring cover reliefs for flexibility—and heat-treated components for strength and durability. More than 700 models are available for vehicle-specific applications. Additional features of SPEC Stage 2 Plus clutch kits: * High-clamp pressure plate * Hybrid carbon-graphite and Kevlar® friction material * High-torque sprung hub and disc assembly * Bearing and tool kit included * Also great for road racing, rally, and drifting

3.43 out of 5 stars ( 7 )

$501.30

$809.10

On Sale

Hays Street 650 Clutch Conversion Kits

Hays Street 650 clutch conversion kits are designed to handle highly modified engines up to 650 hp naturally aspirated (600 hp for forced induction and nitrous combinations). The new 26-spline versions work in conjunction with a modern 5- or 6-speed transmission swap. These are true street/strip clutches for spirited high performance driving or frequent track use. The high performance dual-friction disc utilized in the Street 650 has an upgraded spring hub with heavy-duty damper springs to handle greater shock loads versus a standard damper spring. The disc features a sintered metallic friction surface and an organic friction surface. It does a great job at dissipating heat and fighting the slippage found in ordinary discs, along with providing the smooth engagement characteristics of a street-style clutch. These conversion kits also provide an upgraded heavy-duty pressure plate to round out the performance clutch. The Street 650 is a great choice if you visit the track often. Order the model recommended for your vehicle application. Features and benefits: * Upgraded damper springs deliver up to 30 percent more clamping pressure than stock OE clutch * Dual-friction disc offers the best of both worlds—smooth engagement and excellent holding capacity * All Street 650 clutch kits come complete with pressure plate, disc, throwout bearing, and alignment tool

4.67 out of 5 stars ( 6 )

$1,149.95


$533.95

$749.95

On Sale

Hays Street 450 Clutch Conversion Kits

Hays Street 450 clutch conversion kits are an excellent upgrade offering up to 30 percent more holding power (clamping force) over your stock clutch. They're designed for handling stock to mildly modified engines—up to 450 horsepower. If drivability along with a stock pedal feel are the leading factors for your application, then order the Hays Street 450 clutch conversion kit recommended for your specific vehicle and engine size. Features, items, and specs: * Smooth, chatter-free operation using top quality organic composite friction surface material * Upgraded damper springs * Pressure plate * Clutch disc * Throwout bearing * Alignment tool * Instructions

3.38 out of 5 stars ( 8 )

$515.95

$772.95

Transmission Specialties Billet Aluminum TH400 Valve Bodies

Transmission Specialties billet aluminum TH400 valve bodies use zero OEM stock parts—everything is brand new! Unlike many production builders, TSI's valve bodies are handcrafted from beginning to end by one highly skilled and experienced technician. This process ensures that you get the highest quality product each and every time. The valve body has undergone over 40 years of contiguous, rigorous R&D and on track testing. For over 40 years, Transmission Specialties has been the trusted name in the performance automatic transmission industry. They have pioneered much of the technology that is now commonplace in the transmission marketplace. The inventors of the spragless converter and the aftermarket straight cut Powerglide planetary, TSI is known worldwide for manufacturing the highest quality transmissions and components. Product features: * Billet 6061-T6 main and small valve body construction, no steel * Laser-cut aluminum separator plate * TransGo custom heat treated, USA Made valves * TransGo custom springs * Proprietary hydraulics and worm tracks * Proprietary TransGo Pressure Regulator valve train assembly * Bores are concentric to .0003 in. insuring perfect valve operating * All parts of the valve body are within .001 in. flat and parallel * Micro RA finish ensures zero leaks and maximized fluid movement * Custom bolt pattern eliminates leaks that are common in PG valve bodies * Weighs less than 8 lbs. fully assembled * Ultra-Fast brake release is achieved with our custom hydraulic and plate design * Includes NEW transbrake Solenoid * Includes 17 precision matched reverse release springs * Best fitting and performing valve to bore design in the industry resulting in near perfect vacuum test results * Grade 8 fasteners

Not Yet Reviewed

$563.28

SPEC Stage 3 Plus Clutch Kits

SPEC Stage 3+ clutch kits are primarily intended for street use, drag racing, pulling, and autocrossing. As the flagship stage for a high-powered street or race car that requires a manageable and friendly engagement, Stage 3+ clutch kits feature carbon-graphite full-faced material that offers unparalleled life, friction co-efficient, and drivability in one package. Their hubs are double-sprung with spring cover reliefs for flexibility and heat-treated components for strength and durability. Additional features of SPEC Stage 3+ clutch kits: * High-clamp pressure plate * Carbon semi-metallic friction material * High-torque sprung hub and disc assembly * Bearing and tool kit included * Also great for road racing, rally, and drifting

3.0 out of 5 stars ( 4 )

$503.10

$809.10

SPEC Stage 1 Clutch Kits

SPEC Stage 1 clutch kits are designed for street, drag race, drifting, road race, rally, pulling, and autocross use. They feature integrally molded carbon-Kevlar® based, high performance organic linings that offer smooth engagement and excellent life. These linings have an integrally bonded steel backing for strength under high clamp loads and temperatures. Hubs are double-sprung with spring cover reliefs for flexibility and heat-treated components for strength and durability. Nearly a thousand different kits are available for countless applications, from the 1940s and up. Additional features of SPEC Stage 1 clutch kits: * High-clamp pressure plate * Steel-backed and multi-compound woven organic material * High-torque sprung hub and disc assembly * Best for street and many track and off-road applications

4.22 out of 5 stars ( 18 )

$500.40

$809.10

Action Clutch Stage 1 Clutch Kits

Action Clutch single disc clutch kits contain a range of street to high performance clutch systems built using American materials which are all locally sourced as it has been done for 60 years. Action Clutch staged kits come complete with the clutch disc, pressure plate, throwout/release bearing, pilot bearing/bushing (when applicable), and alignment tool. Action Clutch Stage 1 clutch kits for street and occasional track use offer a 70 percent increased holding capacity. They utilize reinforced steel-backed copper Kevlar® organic friction material and feature a single diaphragm heavy-duty pressure plate, while maintaining an OEM-like pedal feel and a smooth engagement. These kits are engineered for vehicles that range from stock to basic bolt-on cars, and like all Action Clutch sprung kits, the Stage 1s feature fully enclosed spring retainers to help protect your investment from any springs popping out which can cause catastrophic damage to your transmission or engine. After assembly, each kit goes through multiple quality checks to ensure quality. Select the kit designed for your vehicle. Pressure plate and clutch disc features: * All clutch covers feature ductile iron friction plate * Reinforced heavy-duty drive straps * 4-stage, heat-treated diaphragm spring * 100 percent dynamically spin balanced * American grade rivets * Full enclosed spring retainers * Sprung hub for easy engagement

4.5 out of 5 stars ( 2 )

$501.46

$820.21

Powertrax No-Slip Traction Systems

These Powertrax no-slip traction systems are the latest design in traction-adding differential technology. They combine the smooth operation of a limited-slip differential with the traction performance of a locking differential. A precise synchronization mechanism eliminates the ratcheting sounds typical of other locking differentials. Special gear and spring designs reduce the backlash and, therefore, the driveline windup. Only ultra-strength material that is 67 percent stronger than titanium is used. Installation is simple because no ring and pinion setup is required. In addition, no special tools or oils are needed. Step-by-step, model-specific instructions are provided with every kit.

4.06 out of 5 stars ( 81 )

$512.98

$806.98

ATI Torsional Input Shafts

ATI torsional input shafts work like a torsional spring bar--twisting and returning to totally eliminate breakage, while reducing shock loads to the gear train. They are manufactured from top-quality 300M or Vasco for maximum durability. Available for GM Powerglide or TH400 splines, these ATI torsional input shafts will add some reliability to your drivetrain.

4.91 out of 5 stars ( 11 )

$519.99

$649.00

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