nual Transmissions & Parts for Jeep Wrangler YJ

Manual Transmission Parts for Jeep Wrangler YJ: Bearings Clutch Kits, Seals, Gears & More.

Restore crisp shifting, mechanical durability, and drivetrain reliability to your classic Jeep. We offer a comprehensive catalog for all three transmission types utilized during the YJ era – from full master overhaul kits to bolt-on performance clutch packages. Select your variant:
  • Early Peugeot Tech: Replacement parts for the early 5-speed unit BA10/5.
  • Aisin 4-Cylinder: Comprehensive components for the reliable AX5 transmission (2.5L block).
  • Aisin 6-Cylinder: Everything for the heavy-duty AX15 manual gearbox (4.0L HO & 4.2L blocks).
  • Premium Brands: Proven US off-road quality from Crown, Platinum Driveline, Omix, and Standard.

Drivetrain Precision and Strength: Transmission Overhaul Solutions for Your Jeep Wrangler YJ.

The manual transmission defines the rugged, mechanical, and connected driving character of the leaf-sprung Jeep Wrangler YJ. With three distinct transmission units utilized across the 1987-1995 production span depending on engine size and production date, accurate part matching is essential for any rebuild. Whether you are addressing severe bearing whine, popping out of gear during trail articulation, or persistent fluid leaks – we provide the professional-grade components to get your drivetrain back in top condition.
  • Master Transmission Kits: For all three gearboxes (BA10/5, AX5, and AX15), we stock highly detailed master rebuild kits from Crown Automotive, complete with all essential bearings, needle bearings, oil seals, and full gasket configurations.
  • Core Internals & Synchronizers: Restore your transmission's internal mechanics with heavy-duty input shafts, main shafts, countershafts (by Crown & Omix), needle bearings, and precision-cut gears for all speeds. Ensure smooth, grinding-free engagement with replacement synchro hubs, slider rings, synchronizer rings, and keys.
  • Clutch Assemblies & Flightwheels: Ensure flawless torque transfer with robust replacement flywheels with ring gears and comprehensive high-friction clutch packages by Platinum Driveline.
  • Shifter Mechanics & Hardware: We cover your assembly needs from top to bottom with shift forks, shift rails, heavy-duty housing retainers, durable shifter boots, and factory-correct shift knobs.
  • Electrical Switches: Accurate reverse light switches from Standard Ignition and Crown keep your backup lights functioning reliably in any environment.


Expert Support for Your YJ Transmission Build.

Overhauling a classic manual gearbox requires technical accuracy and matching hardware tolerances. Our outstanding customer service is here to guide you through identifying your exact transmission model based on your YJ's production specifications. With our fast shipping, your transmission and clutch components will arrive quickly, keeping your vintage Jeep Wrangler YJ trail-ready and dependable.