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Transmissions & Transmission Parts

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Results 1 - 24 of 33

Yukon Gear & Axle Automatic Transmission Pans

Whether on the road, on the trail, or towing, superior cooling is vital for reliable transmission shifting. Yukon Gear & Axle high-capacity automatic transmission pans offer a ribbed design and higher-than-stock volume for increase cooling and longevity. High-quality aluminum construction and a durable black powdercoat finish provide strength and rugged looks that, unfortunately, only you and your mechanic will be able to see and appreciate. Yukon Gear & Axle pans are equipped with a magnetic stainless fill plug and an additional 1/8 in. NPT plug.

Not Yet Reviewed

$430.99

Motive Gear Differential Pinion Bearings

Motive Gear differential pinion bearings are precision-engineered to provide you with superior quality, along with energy-efficient and cost-effective friction management. For a proper fit that will run smoothly, these single-row tapered roller bearings are your best bet when replacing old and worn pinion bearings. Order the pinion bearing application to match your vehicle specs.

Not Yet Reviewed

$29.99

FTI Performance Sun Gear Bushings

Install FTI Performance sun gear bushings to restore critical clearances and resist untimely wear. These automatic transmission bushings—also referred to as Powerglide wedding bands—are made of high-grade materials to provide superior wear characteristics. This helps to eliminate premature deterioration for worry-free operation.

Not Yet Reviewed

$13.39

Richmond Gear Internal Rail 5-Speed Transmissions

Richmond Gear Internal Rail 5-speed transmissions are packed with power and speed. The superior quality is a result of constant research and development, along with extensive testing at Richmond's facilities. These bulletproof transmissions feature aluminum case material. Winners run Richmond, shouldn't you?

Not Yet Reviewed

$3,352.99

$3,407.99

Tremec TKX Manual Transmissions

Tremec offers a variety of TKX 5-speed manual transmission for select GM and Ford applications. Each model features different gear ratios. Order the transmission best suited for your vehicle. General product details: * Bolts up to a standard GM Muncie bellhousing or use a Quicktime bellhousing * Input Shaft: 26-Spline (requires 26-spline clutch disk) * Output Shaft: 31 Spline * The TKX has 600 lbs.-ft. of torque capacity and is capable of engines speeds of 8,000 rpm with shifts at 7,500 rpm. It is available in multiple gear ratio configurations. * Designed for multiple applications with three shifter locations. Compact, end-loaded design provides clearance in most transmission tunnels without floor * Increased case strength with 3-piece aluminum housing provides outstanding structural stiffness (includes main case, intermediate plate and rear extension). Gaskets at all flanges simplifies installation and eliminates fluid * Superior shift-ability through use of multi-cone synchronizers and hybrid synchronizer rings made of sintered bronze and carbon * Noise, vibration and harshness (NVH) minimized with gear layout to best control stress All gears supported by caged needle bearings to reduce end play on the gears. * All gears and shafts made from special grade steel (ASTM 4615), providing increased torque carrying * Equipped with a high performance short-throw billet aluminum shifter that isolates road noise, while providing clean, crisp * Robust design with internal 3-rail shift system and steel shift * Wide gear width increases gear life and torque * Built-in reverse light switch and cruise control safety

4.95 out of 5 stars ( 44 )

$2,999.99

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits

American Powertrain ProFit Tremec TKX manual transmissions and installation kits put the power to the pavement with unmatched durability and versatility. Tremec has normally sourced their aftermarket transmissions from the OE side, such as the Magnum T-56 and the T-5, but this new design is made from the ground up as a strictly aftermarket transmission. Designed to fit classic muscle cars and customs, the TKX has a tighter, more streamlined case, and features 600 lbs.-ft. of torque capacity and are capable of engines speeds of 8,000 rpm with shifts at 7,500 rpm. The compact design provides clearance in most transmission tunnels without floor modifications, while case strength has increased from previous models with the new 3-piece aluminum housing and gaskets at all flanges simplifies installation and eliminates fluid leaks. Additional features include: * Designed with your specific vehicle application in mind * Available with multiple gear ratio configurations for compatibility for multiple applications with three shifter locations * Multi-cone synchronizers and synchronizer rings are made of sintered bronze and carbon for superior shifts * All gears are supported by caged needle bearings to reduce end play * Gears and shafts are made from ASTM 4615 grade steel and provide increased torque carrying capacity * TKX manual transmissions have 31-spline output shafts for added strength, built-in reverse light switches, and cruise control safety switches * The TKX also has separate GM and Ford case patterns and input configurations—with integrated GM and Ford transmission mount patterns * Installation kits include a driveshaft slip yoke made from cryogenically hardened steel, a polyurethane transmission mount, a steel roller pilot bearing, and a reverse light wiring harness

5.0 out of 5 stars ( 1 )

$3,995.95

$4,559.95

Tremec T-56 Magnum Manual Transmissions

Known for robust, superior quality, Tremec T-56 Magnum manual transmissions are brand new from the ground up with a 2.97 first gear. They can withstand up to 700 lbs.-ft. of torque, with gears featuring substantially increased face widths and 2-piece laser-beam welded construction. This allows for greater control of the tooth angles, pitch, and alignment. Additional benefits include: * Bolstered one-piece countershaft to resist distortion * Stronger input shaft * New synchronizers featuring fine-tooth angles * Redesigned shift forks * An extensively modified transmission case to prevent leaks under high-stress conditions and increase overall power-handling capabilities

Not Yet Reviewed

$3,545.00

ATI Super Pump Front Pumps

ATI Super Pump front pumps are CNC-machined from billet aluminum or permanent-mold aluminum castings for precision and durability. Re-engineered lubrication circuits allow for increased flow volume in all critical areas. ATI increased the thickness of the pumps to improve oil pressure and volume at low rpm, resulting in a cooler-running transmission and converter. Features: * Superior pressure * Improved trans-brake hold * Prevents stator tube spinout

5.0 out of 5 stars ( 4 )

$331.99

Summit Bucks

Sonnax Master Servo Piston Kits

Sonnax master servo piston kits replace your piston and cover with no modifications needed to the case. These direct-fit kits are stronger to handle higher pressure and feature a no-leak, dual O-ring billet aluminum servo for superior sealing.

Not Yet Reviewed

$78.74

Sachs Stock Replacement Flywheels

Replace your worn-out or malfunctioning flywheel with one of Sachs Stock Replacement flywheels. These quality components are built to OEM specifications to offer the same fit, form, and function as the factory part, which means a safer, more comfortable, and contemporary drive. All Sachs Stock Replacement flywheels are designed to provide superior performance and dependability to help restore your vehicle back to its proper operation. Choose the replacement flywheel designed to fit your application needs.

5.0 out of 5 stars ( 1 )

$44.50

$502.99

Summit Bucks

Sonnax Servo Piston Seals

Sonnax servo piston seals are offered to meet your specific needs and budget. Maybe you don't need a complete seal kit. For those times, Sonnax provides individual items—so you get exactly what you need to service your Powerglide transmission. Sonnax seals deliver a superior, positive seal for renewed no-leak performance.

5.0 out of 5 stars ( 1 )

$10.92

Meziere True Billet Flexplates

Meziere true billet flexplates are the superior choice for quality and precision. These key engine components are machined to exacting tolerances from 4340 round bar steel. Meziere's proprietary manufacturing process ensures the strongest gear teeth, the least runout, and best longevity on the market. All of the replacement flexplates are certified to at least SFI 29.2, and they're available for fitment on vehicles from 1955 and forward.

4.85 out of 5 stars ( 20 )

$495.77

$1,194.59

Summit Racing™ Billet SFI-Approved Flexplates

Our Summit Racing™ Billet SFI-approved flexplates are built for racing. They're thicker than stock, double-welded with a forged one-piece ring gear. Summit Racing™ Billet SFI-approved flexplates are the superior choice for quality and precision.

2.5 out of 5 stars ( 4 )

$381.99

$434.99

Fidanza Billet Aluminum Flywheels

Fidanza billet aluminum flywheels feature excellent heat dissipation and weight reduction. The replaceable friction surface is machined from 1045 steel and attached with military-grade aerospace fasteners. These flywheels are manufactured from the highest quality 6061-T6 billet aluminum and feature a 1050 heat-treated steel ring gear that's pressed on and secured with Grade 8 button screws. They also use a stepped dowel system so that when the parts are installed they're locked into place. No chromoly can compete with the awesome serviceability, strength, and superior design of Fidanza billet aluminum flywheels—available in nearly 200 models and options for applications from the 1940s and up.

4.71 out of 5 stars ( 34 )

$262.49

$969.14

Summit Racing™ Billet Aluminum Flywheels

Grab one of these race-ready Summit billet aluminum flywheels for the durability and performance that you demand at a great price! Ideal for light drag racing and road racing, these flywheels are constructed from high-strength, forged billet aluminum for superior strength. The ring gear is mounted with welded tabs riveted to the flywheel. These precision-balanced flywheels are SFI-1.1 approved and most are drilled for both Borg & Beck and Long-style clutch assemblies.

Not Yet Reviewed

$314.99

$441.99

Summit Bucks

Sonnax Rear Stator Support Bushings

OE rear stator support bushings have a tendency to wear-out prematurely due to sub-optimal material composition. This wear can lead to bushing failure, loss of correct pressure to the E-clutch, and gear ratio or solenoid codes. Sonnax rear stator support bushings have an upgraded material composition to restore worry-free operation, superior wear characteristics, and eliminate premature deterioration.

5.0 out of 5 stars ( 2 )

$7.16

ACT Mod-Twin 225 Heavy-Duty Twin-Disc Street Clutch Kits

ACT Mod-Twin 225 heavy-duty twin-disc street clutch kits are designed to tackle aggressive launches and rapid shifting of high powered AWD's—by combining twice the organic friction surfaces with a no-nonsense solid mono-drive hub in a completely modular design. Each diaphragm spring endures an exclusive 4-stage heat treating process to provide a more consistent light pedal feel. The puck-style friction plates, with high-quality organic materials, deliver high friction coefficient, superior heat capacity, and long clutch life. These friction plates uniformly transfer torque to a mono-drive chromoly hub, which is heat-treated for strength and durability, extending input shaft life with one continuous spline. The lightweight, rigid design allows for quicker shifts and trouble-free service. Clutch kits are available in different styles and other options for fitment on countless vehicles from the early 2000s and up. Features and benefits: * Recommended for drag, road, or rally racing use * Predictable aggressive engagement, light pedal effort, smooth shifting, possible start-off judder with OE to mild transmission gear noise * Forged aluminum cover, mono-drive hub, exclusive diaphragm, premium friction materials, and hardened wear points ensure this long-life twin performs and survives under the most demanding conditions * Delivers maximum performance and high heat tolerance by combining robust design, strategic features, choice materials, and close tolerances * 100 percent clamp load tested, balanced, and SFI certified Kit contents: * Forged aluminum pressure-plate cover * CNC-machined and dynamically balanced flywheel * Diaphragm spring and face * Puck-style organic friction plates * Available with sprung or unsprung mono-drive hub assembly * Floater * Patented mono-Loc collar * Release bearing * Alignment tool and pilot bearing (if needed) Note: Mod-Twin clutches are fully rebuildable and most components can also be ordered separately, if you do not need to purchase complete kit.

Not Yet Reviewed

$1,699.00

$2,106.00

On Sale

BD Diesel Roadmaster Transmission and Converter Packages

BD Diesel Roadmaster transmission and converter packages can provide your truck with superior performance, durability, and redefined reliability and efficiency in every gear. These packages deliver a fully remanufactured Roadmaster with either a remanufactured or modified valve body, a BD deep transmission pan for increased fluid capacity and improved cooling, and a ProForce torque converter. RoadMaster transmissions are designed for longevity and enhanced drivability, and includes key upgrades to outperform stock units while maintaining comfort and efficiency. Select the package designed for your truck.

Not Yet Reviewed

$4,495.00

$5,490.00

ACT Mod-Twin 225 Extreme Twin-Disc Street Clutch Kits

ACT Mod-Twin 225 Extreme twin-disc street clutch kits will provide aggressive launches and rapid shifting of high powered AWD's--by combining twice the organic friction surfaces with a no-nonsense solid mono-drive hub in a completely modular design. Each diaphragm spring endures an exclusive 4-stage heat treating process to provide a consistent light pedal feel. The puck-style friction plates with high-quality organic materials deliver high friction coefficient, superior heat capacity, and long clutch life. These friction plates uniformly transfer torque to a mono-drive chromoly hub which is heat-treated for strength and durability, extending input shaft life with one continuous spline. The lightweight, rigid design of these clutch kits allows for quicker shifts and lasting trouble-free service. Different styles and other options are available for vehicle fitment from 2003 and up. Features and benefits: * Recommended for drag, road, or rally racing use * Predictable aggressive engagement, light pedal effort, smooth shifting, possible start-off judder with OE to mild transmission gear noise * Forged aluminum cover, mono-drive hub, exclusive diaphragm, premium friction materials, and hardened wear points ensure this long-life twin performs and survives under the most demanding conditions * Delivers maximum performance and high heat tolerance by combining robust design, strategic features, choice materials, and close tolerances * 100 percent clamp load tested, balanced and SFI certified Kit contents: * Forged aluminum pressure-plate cover * CNC-machined and dynamically balanced flywheel * Diaphragm spring and face * Puck-style organic friction plates * Available with sprung or rigid mono-drive hub assembly * Floater * Patented mono-Loc collar * Release bearing * Alignment tool and pilot bearing (if needed) Note: Mod-Twin clutches are fully rebuildable and most components can also be ordered separately, if you do not need to purchase complete kit.

Not Yet Reviewed

$1,696.00

$2,006.00

Centerforce TRIAD DS Clutch Kits

Centerforce TRIAD DS clutch kits have been developed for vehicles requiring a holding capacity of 500 to 1,100 lbs.-ft. of torque at the crank. These patented Drive System (DS) multi-disc clutches are smaller and lighter, offering many features and advantages for quick-revving vehicles, and include pressure plate, discs, floaters, flywheel, pilot bearing, bolts, and tool. The billet pressure plate features Centerforce's patented centrifugal weight system (where applicable) for superior clamp load over stock and their patented ball bearing actuated pressure plate (where applicable) provides light pedal effort. The solid hub (possible gear noise) disc pack is equipped with Kevlar® full-facing friction material providing increased holding capacity. TRIAD DS clutches are equipped with a lightened billet steel flywheel providing low inertia resulting in quicker rpms. Centerforce TRIAD DS clutches are match balanced and ready for installation using the included ARP fasteners. Choose the kit designed for your vehicle.

Not Yet Reviewed

$2,288.95

Quarter Master Optimum-RR Series Clutch Kits

Quarter Master Optimum-RR Series clutch kits offer the latest in purebred race-clutch technology designed to fulfill the wishes of every modern Camaro, Corvette, or Mustang road racer. They feature either a NASCAR-derived 7.25 in. 2- or 3-disc clutch that is rebuildable and optimized for strength without compromising weight or moment-of-inertia. Each clutch also utilizes the latest in gear-drive technology, with .104 in. race or .250 in. "rally" friction material that allows for quick, smooth shifts, plus slotted pressure plate and floater plates allow for better gas evacuation and superior cooling. Quarter Master Optimum-RR Series clutch kits include: * Optimum-RR Clutch with button-type flywheel * Tri-Lite hydraulic release bearing offering more reliable service and adapter * All necessary hardware, including clutch fasteners and replacement flywheel bolts

Not Yet Reviewed

$2,209.85

$2,456.54

Meziere Pro Mod Extreme Strength Flexplates

Second to none, Meziere Pro Mod extreme strength flexplates are built for the most intense conditions. Meziere starts with billet steel--4340 round bar--to create their one-piece design. Pro Mod plates are extra-thick for extreme horsepower applications, 100 percent machined, exposed to their proprietary heat-treating process, and the gear teeth are chamfered to deliver superior quality and precision. Strength and longevity are true signs of a winner. Race to be a winner with the consistent qualities of Meziere Pro Mod extreme strength flexplates.

5.0 out of 5 stars ( 1 )

$602.05

$997.91

ACT Mod-Twin 225 Extreme Twin-Disc Race Clutch Kits

ACT Mod-Twin 225 Extreme twin-disc race clutch kits will provide aggressive launches and rapid shifting of high powered AWD's--by combining twice the ceramic friction surfaces with a no-nonsense solid mono-drive hub in a completely modular design. Each diaphragm spring endures an exclusive 4-stage heat treating process to provide a consistent light pedal feel. The puck-style friction plates with high-quality ceramic materials deliver high friction coefficient, superior heat capacity, and long clutch life. These friction plates uniformly transfer torque to a mono-drive chromoly hub which is heat-treated for strength and durability, extending input shaft life with one continuous spline. The lightweight, rigid design of these clutch kits allows for quicker shifts and lasting trouble-free service. Different styles and other options are available for vehicle fitment from 2003 and up. Features and benefits: * Recommended for drag, road, or rally racing use * Predictable aggressive engagement, light pedal effort, smooth shifting, possible start-off judder with OE to mild transmission gear noise * Forged aluminum cover, mono-drive hub, exclusive diaphragm, premium friction materials, and hardened wear points ensure this long-life twin performs and survives under the most demanding conditions * Delivers maximum performance and high heat tolerance by combining robust design, strategic features, choice materials, and close tolerances * 100 percent clamp load tested, balanced and SFI certified Kit contents: * Forged aluminum pressure-plate cover * CNC-machined and dynamically balanced flywheel * Diaphragm spring and face * Puck-style ceramic friction plates * Available with sprung or rigid mono-drive hub assembly * Floater * Patented mono-Loc collar * Release bearing * Alignment tool and pilot bearing (if needed) Note: Mod-Twin clutches are fully rebuildable and most components can also be ordered separately, if you do not need to purchase complete kit.

Not Yet Reviewed

$1,791.00

$2,103.00

ACT Mod-Twin 10.5 Extreme Race Clutch Kits

ACT Mod-Twin 10.5 Extreme Race clutch kits tackle aggressive launches and rapid shifting of high-powered machines by combining twice the ceramic friction surfaces with a no-nonsense solid mono-drive hub in a completely modular design. Each diaphragm spring endures an exclusive four-stage heat treating process to provide a consistent light pedal feel. Puck-style friction plates with high-quality ceramic friction materials deliver high friction coefficient, superior heat capacity, and long clutch life. These friction plates uniformly transfer torque to a mono-drive chromoly hub, which is heat-treated for strength and durability extending input shaft life with one continuous spline. The lightweight, rigid design allows for quicker shifts and trouble-free service. These kits include a CNC-machined and dynamically balanced flywheel, pressure plate cover, diaphragm spring, face, puck-style ceramic friction plates, rigid mono-drive hub, floater, patented mono-loc collar, release bearing, alignment tool and pilot bearing (where applicable). ACT's Mod-Twin clutches are also fully rebuildable, and replacement discs may be ordered separately. Product features: * Recommended for Drag, Road or Rally Racing * Predictable, aggressive engagement, light pedal effort, quick shifting, possible start-off judder with mild to moderate transmission gear noise * Forged aluminum cover, mono-drive hub, exclusive diaphragm, and premium friction materials ensure this long-life twin performs and survives under the most demanding conditions * Delivers maximum performance and high heat tolerance by combining robust design, strategic features, choice materials, and close tolerances * 100 percent clamp load tested, balanced, and SFI certified

Not Yet Reviewed

$2,056.00

$2,361.00

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