TC Remanufacturing B21JSFM Automatic Transmission Torque Converter

Reliable Automatic Transmission Torque Converter for GM Vehicles

The TC Remanufacturing B21JSFM automatic transmission torque converter is designed to provide dependable performance for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Engineered as a standard replacement part, it ensures proper fit and function for vehicles requiring a lock-up type converter.

• Compatible with Buick, Chevrolet, Oldsmobile, and Pontiac models including Impala, Monte Carlo, LaCrosse, and Regal
• Lock-up converter type with 10.75-inch diameter for efficient power transfer
• Standard replacement grade with bushing-type hub and 27 spline count
• Mounting thread size of 10mm x 1.50 and 3-pad mounting type for secure installation
• OEM replacement number 24207239 ensures direct fit and reliable operation

Product Specifications and Features

The B21JSFM torque converter features a 9.8-inch bolt circle and a pilot diameter of 0.825 inches, designed to match factory specifications. Its lock-up design improves transmission efficiency by reducing slippage during highway driving. The bushing hub type and 27 spline count provide compatibility with specific automatic transmissions used in various GM vehicles. This converter fits models with converter codes such as 12491978, 24207239, and others, ensuring proper engagement and performance.

Applications and Vehicle Compatibility

This torque converter is compatible with a range of GM vehicles, including Buick Allure, LaCrosse, Lucerne, and Regal; Chevrolet Impala, Malibu, Monte Carlo, and Uplander; Oldsmobile Aurora and LSS; Pontiac Bonneville, Grand Prix, and Riviera. It is suitable for models requiring a lock-up automatic transmission torque converter with the specified dimensions and mounting features.

• Resolves transmission shudder or slipping issues
• Addresses poor acceleration or delayed engagement
• Replaces worn or damaged torque converters to restore drivability
• Improves fuel efficiency by enabling lock-up function

Installation Notes and Tips

Ensure the torque converter matches the OEM replacement number 24207239 and verify converter codes before installation. Proper alignment of the 3-pad mounting type and correct torque on the 10mm x 1.50 mounting threads are essential for secure fitment. It is recommended to inspect the transmission pump and seals during installation to prevent leaks and ensure optimal performance.

Quality Assurance and Warranty

TC Remanufacturing provides this torque converter as a standard replacement part built to meet OEM specifications. While specific warranty details are not provided, the product undergoes remanufacturing processes to ensure reliability and durability consistent with factory standards.