TC Remanufacturing B25SJHS Automatic Transmission Torque Converter

Overview of TC Remanufacturing B25SJHS Torque Converter

The TC Remanufacturing B25SJHS automatic transmission torque converter is designed for select BMW models, including the 318i, 323i, 325i, 328i, 525i, 528i, and Z3. This lock-up type converter offers reliable performance with precise fitment and engineered specifications tailored to these vehicles.

• Compatible with BMW 318i, 318is, 318ti, 323i, 323is, 325Ci, 325i, 325is, 328i, 328is, 525i, 528i, and Z3 models
• Lock-up converter type for improved efficiency
• Mid stall speed for balanced performance
• 9.250 inch bolt circle diameter
• 10.100 inch converter diameter
• Slotted hub type with 27 spline count
• 3-pad mounting type for secure installation
• Pilot diameter of 1.254 inches and pilot length of 1.140 inches
• Compatible with converter codes 24200322, 24200344, 24211289, 8678197, 96041177, se9s, sehs, sj9s

Technical Details and Specifications

The B25SJHS torque converter from TC Remanufacturing features a lock-up design that enhances fuel efficiency by reducing slippage during highway cruising. Its mid stall speed characteristic provides a balance between smooth engagement and responsive acceleration, suitable for a range of BMW automatic transmissions. The 9.250 inch bolt circle and 10.100 inch converter diameter ensure proper alignment and fitment within the transmission housing. The slotted hub with 27 splines matches the input shaft specifications of compatible BMW models, while the 3-pad mounting type secures the converter firmly in place. Additionally, the pilot diameter and length are engineered to fit precisely, preventing misalignment and premature wear.

Applications and Problem Resolution

This torque converter is intended for use in automatic transmissions of various BMW models, including the 318i, 323i, 325i, 328i, 525i, 528i, and Z3. It addresses several common transmission issues:

• Eliminates shudder or vibration during lock-up engagement
• Resolves slipping or delayed acceleration caused by worn converters
• Improves fuel economy by optimizing torque transfer
• Prevents overheating due to inefficient torque converter operation
• Restores smooth transmission shifting and vehicle responsiveness

Installation Notes and Tips

When installing the TC Remanufacturing B25SJHS torque converter, ensure the transmission input shaft and flexplate are clean and free of debris. Verify that the converter codes match the vehicle’s original equipment specifications to guarantee compatibility. Properly align the 3-pad mounting points and confirm the pilot diameter seats correctly to avoid misalignment. It is recommended to replace transmission fluid and filter during installation to maintain optimal transmission performance.

Quality Assurance and Warranty

TC Remanufacturing torque converters undergo rigorous testing to meet OEM standards for durability and performance. The B25SJHS part number is backed by a limited warranty covering defects in materials and workmanship. This ensures reliable operation and peace of mind when replacing your BMW’s automatic transmission torque converter.