Richmond Gear 1304000069 Super T-10 4-Speed Transmission, GM 2.64

The Richmond Gear 1304000069 Super T-10 4-Speed Transmission is a premium 4-speed manual transmission designed for GM muscle cars, classic restorations, street rods, drag cars, and high-performance street applications . Featuring a 2.64:1 first gear ratio , this close-ratio Super T-10 is ideal for vehicles equipped with numerically higher rear axle gears, providing rapid acceleration while maintaining close gear spacing for maximum performance. Originally developed for racing and high-performance driving, the Super T-10 continues to be one of the most respected manual transmissions among enthusiasts. Constructed with a lightweight aluminum case , synchronized forward gears, and a heavy-duty side-shift mechanism, the 1304000069 is engineered to deliver precise shifting and long-lasting durability. It features a 26-spline input shaft , 32-spline output shaft , and accepts standard GM bellhousings and Muncie/T-10 style shifters, making it an excellent upgrade for classic Chevrolet, Pontiac, Buick, and Oldsmobile performance vehicles. Features Genuine Richmond Gear Super T-10 4-Speed Manual Transmission GM bolt pattern Close-ratio 2.64:1 first gear Fully synchronized forward gears Constant mesh first gear and reverse Lightweight aluminum case construction Heavy-duty side rail shift mechanism High-strength alloy steel gears Compact design for easy installation Compatible with Muncie/T-10 style shifters Ideal for street performance, drag racing, and restorations Direct replacement for many classic GM 4-speed transmissions Gear Ratios 1st Gear: 2.64:1 2nd Gear: 1.75:1 3rd Gear: 1.34:1 4th Gear: 1.00:1 Reverse: 2.78:1 Specifications Brand: Richmond Gear Manufacturer Part Number: 1304000069 Model: Super T-10 Transmission Type: 4-Speed Manual Application: GM Torque Capacity: Up to 600 lb-ft Case Material: Aluminum Dry Weight: Approximately 70 lbs Input Shaft Diameter: 1.125 Inches Input Shaft Spline Count: 26 Output Shaft Diameter: 1.375 Inches Output Shaft Spline Count: 32 Shifter Style: Side Shift Linkage Yoke Style: Slip-On Tailshaft Length: 12 Inches Oil Capacity: 2.4 Pints Recommended Lubricant: GL-4 80W-90 Gear Oil Bellhousing Included: No Shifter Included: No Slip Yoke Included: No Package Includes Richmond Gear 1304000069 Super T-10 4-Speed Transmission Front Bearing Retainer Side Cover Assembly Internal Shift Components Installation Documentation Bellhousing, shifter, clutch assembly, flywheel, transmission mount, slip yoke, and driveshaft are sold separately unless otherwise specified. Recommended Applications Ideal for: Chevrolet Camaro Chevrolet Chevelle Chevrolet Nova Chevrolet El Camino Chevrolet Corvette Chevrolet C10 Pickup Pontiac Firebird Pontiac GTO Buick Skylark Oldsmobile Cutlass Classic GM Muscle Cars Street Rods Restomod Projects Drag Racing Vehicles High-Performance Street Cars Compatible with most GM V8 applications using the proper GM bellhousing, clutch assembly, and Muncie/T-10 style shifter. Installation Requirements Installation may require: GM-compatible bellhousing 26-spline clutch disc 32-spline slip yoke Muncie/T-10 compatible shifter Transmission crossmember Transmission mount Driveshaft modification depending on vehicle GL-4 80W-90 gear oil Professional installation is recommended to ensure proper bellhousing alignment, clutch adjustment, and reliable long-term performance. Warranty The Richmond Gear 1304000069 Super T-10 4-Speed Transmission, GM 2.64 is backed by a 1-Year Limited Warranty , covering defects in materials and workmanship under normal use and proper installation. Warranty service is provided directly through Richmond Gear. Why Choose the Richmond Gear 1304000069 Super T-10? The Richmond Gear 1304000069 Super T-10 is the ideal choice for enthusiasts seeking a classic four-speed transmission with proven racing heritage. Its 2.64:1 close-ratio first gear , 600 lb-ft torque capacity , lightweight 70-pound aluminum case , synchronized forward gears, and 26-spline input / 32-spline output configuration make it an outstanding solution for high-performance street cars, drag racers, and vintage GM restorations. Designed to deliver smooth shifting, exceptional durability, and reliable performance, the Super T-10 remains one of the most iconic manual transmissions ever built.