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Transmission Parts

1–48 of 1000+ results

Top Seller

Allison 29539579 Transmission Oil Filter - Spin-on, For Use on 2001-2017 GM Trucks

Transmission Oil Filter

29539579 ALLISON Transmission Oil Filter - Spin-on, For Use on 2001-2017 GM Trucks 07887729539579

$19.99

In Stock
Top Seller

Allison 29558329 Transmission Filter Kit - 4" Sump High Capacity Twin Filter Kit

Transmission Filter Kit

29558329 ALLISON Transmission Filter Kit - 4" Sump High Capacity Twin Filter Kit

$128.99

In Stock
Top Seller

Meritor MAF-B201-500 Transmission Clutch Brake

Transmission Clutch Brake

mafb201500 MERITOR Transmission Clutch Brake 884879869506

$38.99

In Stock
Top Seller

WABCO 9650012080 Hydraulic Clutch Pedal Unit - Brake fluid SAE J1703, 215.0 mm Stroke

Clutch Pedal

9650012080 WABCO Hydraulic Clutch Pedal Unit - Brake fluid SAE J1703, 215.0 mm Stroke 193133449560

$829.49

In Stock
Top Seller

United Pacific 70799B Shift Knob Mounting Adapter - 1/2"-13 Thread-On Type, Chrome, for Eaton Fuller Style 9/10 Shifter

Manual Transmission Shift Knob

70799b UNITED PACIFIC Shift Knob Mounting Adapter - 1/2"-13 Thread-On Type, Chrome, for Eaton Fuller Style 9/10 Shifter 00710270063185

$24.99

In Stock
Top Seller

Eaton 127200 Transmission Clutch Brake - for 2" Two Piece Clutch Brake Style

Transmission Clutch Brake

127200 EATON Transmission Clutch Brake - for 2" Two Piece Clutch Brake Style 00840379300123

$48.49

In Stock
Top Seller

Meritor MAFB201450 Transmission Clutch Brake

Transmission Clutch Brake

mafb201450 MERITOR Transmission Clutch Brake 884879869513

$36.99

In Stock
Top Seller Ships Free

Cummins 4384138 Differential Pressure Sensor

Differential Pressure Sensor

4384138 CUMMINS Differential Pressure Sensor

$302.99

In Stock
Top Seller

Automann 562.7463 Manual Transmission Shift Boot, Rubber Boot for Freightliner Century and Columbia

Manual Transmission Shift Boot

5627463 AUTOMANN Manual Transmission Shift Boot, Rubber Boot for Freightliner Century and Columbia

$53.49

In Stock
Top Seller

Meritor MAFB201 Clutch Brake - Hinge, 2-Piece, Manual, Handcuff Design, Solid Steel

Transmission Clutch Brake

mafb201 MERITOR Clutch Brake - Hinge, 2-Piece, Manual, Handcuff Design, Solid Steel 884879869490

$35.49

In Stock
Top Seller

Fuller 5586106 Manual Transmission Shift Knob Emblem - 10 Speed Label

Manual Transmission Shift Knob Emblem

5586106 FULLER Manual Transmission Shift Knob Emblem - 10 Speed Label

$10.49

In Stock
Top Seller

United Pacific 70883B Shift Knob Mounting Adapter - Red, Paint Finish, 1/2"-13 Thread-On, For Eaton Fuller Style 13/15/18 Shifter

Manual Transmission Shift Tower Mount

70883b UNITED PACIFIC Shift Knob Mounting Adapter - Red, Paint Finish, 1/2"-13 Thread-On, For Eaton Fuller Style 13/15/18 Shifter 710270064786

$39.49

In Stock
Top Seller

Illinois Auto Truck M-1882 Transmission Clutch Brake - Hinged, 2 IN. (0.450 IN. Thick) 2.570 IN.-2.660 IN.

Transmission Clutch Brake

m1882 ILLINOIS AUTO TRUCK Transmission Clutch Brake - Hinged, 2 IN. (0.450 IN. Thick) 2.570 IN.-2.660 IN.

$56.49

In Stock
Top Seller Ships Free

Fuller K4659 Manual Transmission Input Shaft Bearing

Automatic Transmission Input Shaft

k4659 FULLER Manual Transmission Input Shaft Bearing

$1,821.99

In Stock
Top Seller

Fuller 5586113 Shift Diagram Medallion, RTLO with Shift Pattern

Manual Transmission Shift Knob

5586113 FULLER Shift Diagram Medallion, RTLO with Shift Pattern

$11.49

In Stock
Top Seller

PAI 1509 Manual Transmission Shift Boot - 9-1/2" x 10-1/4" Base, Fits Mack CH Models

PAI

Manual Transmission Shift Boot

1509 PAI Manual Transmission Shift Boot - 9-1/2" x 10-1/4" Base, Fits Mack CH Models 00193807180423

$61.49

In Stock
Top Seller

Fuller 5586114 Manual Transmission Shift Knob - 18 Speed Pattern

Manual Transmission Shift Knob

5586114 FULLER Manual Transmission Shift Knob - 18 Speed Pattern

$10.49

In Stock
Top Seller Ships Free

Fuller K3980 Manual Transmission Shift Knob

Transmission Shift Lever

k3980 FULLER Manual Transmission Shift Knob

$2,071.49

In Stock
Top Seller

WABCO 9700515120 Clutch Slave Cylinder - Ball R8, 50.0 bar, DOT 3 - DOT 4, SAE J 1703

Clutch Slave Cylinder

9700515120 WABCO Clutch Slave Cylinder - Ball R8, 50.0 bar, DOT 3 - DOT 4, SAE J 1703 193133449782

$222.49

In Stock
Top Seller

Allison 29503283 Automatic Transmission Case Gasket - for Allison MD/B400/3000RDS/T200

Automatic Transmission Case Gasket

29503283 ALLISON Automatic Transmission Case Gasket - for Allison MD/B400/3000RDS/T200

$46.49

In Stock
Top Seller

Alliance ABP-N25-BK313-450 Transmission Clutch Brake - 2-Piece, Hinged, 0.450" Thick

Transmission Clutch Brake

abpn25bk313450 ALLIANCE Transmission Clutch Brake - 2-Piece, Hinged, 0.450" Thick

$34.99

In Stock
Top Seller Ships Free

PAI 806804 Transmission Synchro Repair Kit - Mack T309L / T310 Series Application

PAI

Manual Transmission Synchro Repair Kit

806804 PAI Transmission Synchro Repair Kit - Mack T309L / T310 Series Application 00193807230753

$2,301.99

In Stock
Top Seller Ships Free

PAI 060003 Clutch Flywheel Housing - SAE #1 Cummins 855, N14 Application

PAI

Clutch Flywheel Housing

060003 PAI Clutch Flywheel Housing - SAE #1 Cummins 855, N14 Application 00193807037079

$737.99

In Stock
Top Seller Ships Free

Allison 29551555 Push Button Shift Selector - Transmission Dash, 5th Wheel Levers, MD/RDS Cab

Pushbutton Type Shift Selector

29551555 ALLISON Push Button Shift Selector - Transmission Dash, 5th Wheel Levers, MD/RDS Cab

$950.49

In Stock
Top Seller Ships Free

Eaton K4357R Hybrid Electric Clutch Actuator (ECA) Kit - Linear Clutch Actuator, Remanufactured

Hybrid Electric Clutch Actuator (ECA) Kit

k4357r EATON Hybrid Electric Clutch Actuator (ECA) Kit - Linear Clutch Actuator, Remanufactured

$656.99

In Stock
Top Seller

WABCO 4008509040 Clutch Master Cylinder

Clutch Master Cylinder

4008509040 WABCO Clutch Master Cylinder 00193133428596

$230.99

In Stock
Top Seller Ships Free

WABCO 9700515030 Clutch Slave Cylinder

Clutch Slave Cylinder

9700515030 WABCO Clutch Slave Cylinder 193133449720

$262.99

In Stock
Top Seller

World American S2129 Manual Transmission Shifter Lever Housing and Bearing - Low

Manual Transmission Shifter Lever Housing and Bearing

s2129 WORLD AMERICAN Manual Transmission Shifter Lever Housing and Bearing - Low 698231480236

$197.49

In Stock
Top Seller

Euclid EB201 Transmission Clutch Brake

Transmission Clutch Brake

eb201 EUCLID Transmission Clutch Brake 884879697420

$33.99

In Stock
Top Seller

Eaton 109701-92AM INSTALL 2.00-

Clutch Flywheel Assembly

10970192am EATON INSTALL 2.00- 00840379329797

$1,449.99

In Stock
Top Seller

Eaton S-1677 Shift Tower Assy - w/ Gasket, Retainer, Shift Lever Hsg Assy, Boot, Pin, Spring

Manual Transmission Shift Lever

s1677 EATON Shift Tower Assy - w/ Gasket, Retainer, Shift Lever Hsg Assy, Boot, Pin, Spring 00840379305340

$286.49

In Stock
Top Seller

Eaton 127760 Torque Limiting Clutch Brake - 2 in., One-Piece, Easy Installation

Transmission Clutch Brake

127760 EATON Torque Limiting Clutch Brake - 2 in., One-Piece, Easy Installation 00840379300147

$27.49

In Stock
Top Seller Ships Free

Fuller K3898 Manual Transmission Oil Cooler

Manual Transmission Oil Cooler

k3898 FULLER Manual Transmission Oil Cooler

$975.49

In Stock
Top Seller

International 3868300C94 Hydraulic Clutch Operating Cylinder / Clutch Master Cylinder / Slave Cylinder - for IC Buses

Clutch Slave Cylinder

3868300c94 INTERNATIONAL Hydraulic Clutch Operating Cylinder / Clutch Master Cylinder / Slave Cylinder - for IC Buses

$338.49

In Stock
Top Seller

World American AS102 Air Shift Cylinder - Replacement in.C in. Series 101 and 102

Air Shift Cylinder

as102 WORLD AMERICAN Air Shift Cylinder - Replacement in.C in. Series 101 and 102 698231480182

$97.49

In Stock
Top Seller

Euclid EB201500 Transmission Clutch Brake

Transmission Clutch Brake

eb201500 EUCLID Transmission Clutch Brake 884879697437

$38.49

In Stock
Top Seller

Fuller A6913 Manual Transmission Shift Knob - 13 Speed Pattern

Manual Transmission Shift Knob

a6913 FULLER Manual Transmission Shift Knob - 13 Speed Pattern

$92.49

In Stock
Top Seller

World American A3280F9392 Transmission Shift Solenoid

Transmission Shift Solenoid

a3280f9392 WORLD AMERICAN Transmission Shift Solenoid 698231707111

$143.99

In Stock
Top Seller

World American K3497 Manual Transmission Synchro Assembly - with Slider Clutch

Manual Transmission Synchro Assembly

k3497 WORLD AMERICAN Manual Transmission Synchro Assembly - with Slider Clutch 698231554449

$258.99

In Stock
Top Seller

World American K3245 AIR MODULE ASSEMBLY

Transmission Control Air Valve Control

k3245 WORLD AMERICAN AIR MODULE ASSEMBLY 00698231701263

$415.99

In Stock
Top Seller

Newstar 313630X Air Slave Valve

Air Slave Valve

313630x NEWSTAR Air Slave Valve

$303.99

In Stock
Top Seller

Eaton 107621-1 Transmission Clutch Kit - for 14" Manual Adjust Clutch

Clutch Flywheel Assembly

1076211 EATON Transmission Clutch Kit - for 14" Manual Adjust Clutch 00840379300840

$725.49

In Stock
Top Seller

Fuller A6918 Manual Transmission Shift Knob - 18 Speed Pattern

Manual Transmission Shift Knob

a6918 FULLER Manual Transmission Shift Knob - 18 Speed Pattern

$105.99

In Stock
Top Seller

Eaton 4305294 Gasket, Housing, Shift Lever

Manual Transmission Shift Bar Housing

4305294 EATON Gasket, Housing, Shift Lever 00840379300512

$11.49

In Stock
Top Seller

Eaton 109500-10 14 in. (350mm) Pull-Type Solo 2

Clutch Flywheel Assembly

10950010 EATON 14 in. (350mm) Pull-Type Solo 2 00840379301267

$1,312.99

In Stock
Top Seller

Freightliner 06-87751-002 Automatic Transmission Assembly - Left Hand, Shifter With Engine Brake

Automatic Transmission Assembly

0687751002 FREIGHTLINER Automatic Transmission Assembly - Left Hand, Shifter With Engine Brake

$205.99

In Stock
Top Seller Ships Free

Meritor A3280C9467 Transmission, Shift Knob Assembly

Air Shift Knob

a3280c9467 MERITOR Transmission, Shift Knob Assembly 737238954507

$470.49

In Stock
Top Seller

Meritor R950051 Clutch Hydraulic Hose, Replaced by 4006110150

Clutch Hydraulic Hose

r950051 MERITOR Clutch Hydraulic Hose, Replaced by 4006110150 680502211489

$188.49

In Stock

Transmission Parts at FinditParts.com

Seamless gear shifts, efficient power delivery, and overall vehicle reliability – these are what you can expect from FinditParts.com's vast selection of premium transmission parts for your heavy-duty truck or trailer. Our comprehensive transmission parts online catalog has got you covered, from essential components like clutch parts, rebuild kits, and synchronizers to performance-enhancing upgrades. Whether you're searching for a specific part number or simply browsing by application, our user-friendly website allows you to effortlessly find the perfect parts to fit your vehicle. Uncertain about compatibility? No worries! Our knowledgeable customer service team is readily available to answer your questions and guide you through the selection process. Contact us by phone or email today!

This FAQ section addresses common questions you might have about transmission parts at FinditParts.com.

What are some common symptoms of transmission problems?

Some common signs that may indicate an issue with your vehicle's transmission include slipping gears, delayed engagement, strange noises, and leaking fluid. You may also experience a burning smell or notice that your vehicle is struggling to shift between gears.

What types of manual transmission components do you offer? 

We provide a range of essential manual transmission parts, including the manual transmission rebuild kit, which contains everything needed to completely overhaul your transmission system. We also have the clutch master cylinder and the clutch slave cylinder, which both ensure reliable clutch operation for smooth gear changes. There are actually more, so feel free to browse our manual transmission components page to find exactly what you need. 

Do you offer rebuild kits for my specific transmission model?

Our extensive online catalog offers a variety of rebuild kits for popular heavy-duty truck and trailer transmissions. To find compatible rebuild kits, simply search by your transmission model number or filter by your truck's details.

Are there any preventative maintenance parts I should consider?

Yes, consider replacing transmission filters, gaskets, seals, and fluid as recommended to ensure efficient operation and longevity. Also, regularly check and replace transmission mounts and bands to maintain system integrity.

How do I place an order for transmission parts at FinditParts.com?

Placing an order is simple. Browse our extensive online catalog, find the parts that fit your vehicle, add them to your cart, and follow the checkout process. If you need help, our customer service team is available to assist.