Product Summary

TH350, Three Number of Gears, Aluminum

  • Remanufactured 4WD TH350 Transmission 450HP, New USA frictions and seals throughout, New intermediate band
  • Superior HD shift kit, New front pump gears, All new bushings, New low reverse and intermediate sprag
  • Added clutches throughout for increased holding capacity, New thrust washers, Chrome Pan with drain plug
  • 6" Tailshaft (short, longer lengths available),
  • No core charge, no torque converter included
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Key Specs

Valve Body StyleStandard Valve Body
Lockup CompatibleNo
Material TypeAluminum
FinishNatural
Flexplate IncludedNo
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Need To Know

Truck Shipment

Truck shipments must be pre-paid with a credit card, certified check or money order

Quick and Easy Returns

Return Policy

Speedway Motors 91029106 Details

Elevate your vehicle's performance with our premium remanufactured 4WD TH350 Transmission, expertly engineered to deliver exceptional power and reliability for up to 450 horsepower applications. Meticulously rebuilt in the USA, this high-performance transmission incorporates top-quality components and advanced upgrades to ensure superior durability, smooth shifting, and enhanced holding capacity under demanding conditions. Designed for enthusiasts and professionals alike, this TH350 transmission is ready to handle the rigors of high-torque environments, making it an ideal choice for off-road, street, or performance vehicles.

Each unit undergoes rigorous dyno testing to guarantee flawless operation before shipping, ensuring you receive a product that performs as promised. Please note that residual transmission fluid may be present in the packaging due to this testing process—this is normal and does not indicate a leak. With no core charge and a sleek chrome pan with a drain plug for easy maintenance, this transmission offers unmatched value and convenience. A 6-inch tailshaft is standard, with longer lengths available to suit your specific build requirements. (Note: Torque converter not included.) Street King valve body modified with shift improvement feature for firmer, later shifts and manual downshifting. No kickdown cable provision.

Key Features:

  • Equipped with new USA-made frictions and seals for maximum durability and performance.
  • Features a Superior HD shift kit and new front pump gears for crisp, reliable shifting.
  • Upgraded with additional clutches, new low reverse and intermediate sprag, and a new intermediate band for superior torque handling.
  • Includes all-new bushings and thrust washers to ensure smooth operation and extended lifespan.
  • Comes with a chrome pan and drain plug for easy maintenance, no core charge, and customizable tailshaft lengths.

 

Note: Street King valve body modified with shift improvement feature for firmer, later shifts and manual downshifting. No kickdown cable provision.

Warranty Information

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One year manufacturers defect only warranty. Warranty claims are from the date of shipment, not install. Warranty for defects excludes improper installation, cooling, or useage. Torque converter must be replaced, cooler lines flushed, TV cable adjusted (where applicable), MAF cleaned on electronic transmissions, and DTC codes cleared. Dexron 3 fluid must be used to maintain warranty.

For help with installation, technical troubleshooting, or warranty inquiries, please contact the manufacturer/rebuilder directly. If you need their contact details, reach out to our Customer Support Team and we will provide them for you. Please note that once installed, this item will not be returned to the place of purchase, as all warranty claims, repairs, and related support are handled directly through the manufacturer/rebuilder.

Speedway Motors 91029106 Specifications

KEY SPECS
MFG. Part #91029106
BrandSpeedway Motors
Valve Body StyleStandard Valve Body
Lockup CompatibleNo
Material TypeAluminum
FinishNatural
Flexplate IncludedNo
GENERAL
Number of GearsThree
Customer Impersonation Script