Transmission Internals

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ATS Diesel E4OD/4R100/5R110 Billet Input Shaft - Genuine Part - Image 1

ATS Diesel E4OD/4R100/5R110 Billet Input Shaft

$501.81
ATS Diesel E4OD/4R100/5R110 Billet Input ShaftThis Part Fits: Year Make Model Submodel 1984-1986 Ford E-250 Econoline Club Wagon Base 1983,1987-1991 Ford E-250 Econoline Club Wagon Custom 1983-1991 Ford E-250 Econoline...
FTI TH400 Promod Billet Aluminum Direct Drum Kit w/ 36 Element Sprag - Aftermarket Part - Image 1

FTI TH400 Promod Billet Aluminum Direct Drum Kit w/ 36 El...

$1,249.09$1,015.95
Turbo 400 Performance Racing Transmission Parts by FTI Performance. FTI Offers a wide variety of TH400 Parts including racing transmisison pumps, valve bodies, gear sets and deep transmission pans.
Omix Manual Transmission Detent Spring 87-02 Jeep Wrangler - Performance Part - Image 1

Omix Manual Transmission Detent Spring 87-02 Jeep Wrangler

$19.18
OMIX proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement...
BD Diesel Pressure Transducer Adapter - Dodge 2000-2007 47RE/48RE/46RE/44RE/42RE DIESEL/GAS - Bull Strap

BD Diesel Pressure Transducer Adapter - Dodge 2000-2007 4...

$97.66
The Pressure Transducer Adapter allows for the replacement of the original plastic transmission pressure transducer on most 2000-2007 Dodge/Chrysler transmissions with a more reliable metal 56041403AA transducer used on 1996-1999...
BD Diesel Pressure Enhancer - 11-16 Ford 6.7L 6R140 Transmission - Bull Strap

BD Diesel Pressure Enhancer - 11-16 Ford 6.7L 6R140 Trans...

$185.68
The Ford 6R140 transmission varies line pressure between 70 and 170 psi. This works well for stock trucks but for heavy duty use and higher horsepower applications this may be...
BLOX Racing Honda HD Transmission Detent Springs - Bull Strap

BLOX Racing Honda HD Transmission Detent Springs

$35.89
BLOX Racing Honda HD Transmission Detent Springs
BD Diesel Built-It Trans Kit 5/07-16 Dodge 68RFE Stage 4 Master Rebuild Kit c/w ProTect 68 - Bull Strap

BD Diesel Built-It Trans Kit 5/07-16 Dodge 68RFE Stage 4 ...

$1,584.92
Same parts used in our own performance transmissions; Custom valve body separator plate with gaskets increases line pressure while stopping internal cross leaks; All kits include the basic rebuild parts...
BD Diesel 68RFE Threaded Filter Adapter - Bull Strap

BD Diesel 68RFE Threaded Filter Adapter

$54.64
BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abbotsford, British...
BD Diesel Electronic PressureLoc - Dodge 2007.5-18 68RFE Transmission - Bull Strap

BD Diesel Electronic PressureLoc - Dodge 2007.5-18 68RFE ...

$176.68
BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abbotsford, British...
Rugged Ridge Speedometer Gear 41 Teeth Short - product view

Rugged Ridge Speedometer Gear 41 Teeth Short

$101.70
This 41 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee fits 93-01 Jeep Cherokee, 93-98 Grand Cherokee, and 93-06 Wranglers with electrically driven speedometer and offers a direct replacement...
Rugged Ridge Speedometer Gear 37 Teeth Short - product view

Rugged Ridge Speedometer Gear 37 Teeth Short

$101.70
This 37 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee, 93-98 Grand Cherokee, and 93-06 Wranglers with electrically driven speedometer and offers a direct replacement with an easy installation....
Rugged Ridge Speedometer Gear 26 Teeth Short - product view

Rugged Ridge Speedometer Gear 26 Teeth Short

$101.70
This 26 tooth short shaft speedometer gear fits 93-01 Jeep Cherokee, 93-98 Grand Cherokee, and 93-06 Wrangler with electrically driven speedometer and offers a direct replacement with an easy installation....
Omix Transmission Stabilizer Bushing Tremec & Warner Transs - product view

Omix Transmission Stabilizer Bushing Tremec & Warner Transs

$19.18
OMIX proudly offers all the parts you need to keep your Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement...
Omix Transfer Case Mount 71-91 Jeep CJ & Wrangler - product view

Omix Transfer Case Mount 71-91 Jeep CJ & Wrangler

$30.68
Omix proudly offers all the parts you need to keep your Willys/Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement...
Omix Transfer Case Gasket & Seal Kit Dana 20 72-79 CJ - product view

Omix Transfer Case Gasket & Seal Kit Dana 20 72-79 CJ

$40.68
OMIX proudly offers all the parts you need to keep your Jeep running like new with quality standards that always meet or exceed those of the factory part. This replacement...
BD Diesel Bypass Tube Eliminator Kit - Ford 1999-2003 4R100 - product view

BD Diesel Bypass Tube Eliminator Kit - Ford 1999-2003 4R100

$53.64
For the Ford 4R100 transmission, the Bypass Eliminator kit allows for the removal of the cooler bypass tube assembly which has a history of failing and bypassing the transmission cooler...

Upgrade your ride with premium transmission parts from Bull Strap. This collection of transmission components is engineered for reliable power transfer. Every product in our Transmission Internals lineup has been selected to deliver uncompromising quality and performance.

At Bull Strap, we understand that your vehicle is more than just transportation — it's a reflection of your lifestyle. That's why we stock only the best transmission parts, sourced from industry-leading manufacturers known for durability and precision engineering. Whether you're building a daily driver or a weekend trail rig, you'll find exactly what you need.

Browse our full selection below and find the perfect fit for your build. Bull Strap offers fast shipping, expert support, and competitive pricing on every order. Have questions? Our team is here to help you choose the right parts for your vehicle.