Description
Product Overview
The TCI Auto Automatic Transmissions 212507PX1 is an automatic transmission designed for compatible performance and drivetrain applications where the exact TCI Pro-X TH40 configuration is required. It is listed as TRANS PRO-X TH40, making it a part-number-specific transmission option for buyers who need a TCI performance automatic transmission and want accurate compatibility confirmation before purchase.
This transmission is identified by Manufacturer’s Part Number 212507PX1, Summit Racing Part Number TCI-212507PX1, and UPC 788120046220. These identifiers help vehicle owners, mechanics, performance builders, custom vehicle shops, race-prep garages, service departments, and drivetrain specialists verify the correct transmission before ordering.
Because the provided product details are limited, fitment should be confirmed carefully before purchase. Automatic transmission compatibility can vary by vehicle year, make, model, engine platform, bellhousing bolt pattern, torque converter setup, flexplate requirements, transmission mount, crossmember position, driveshaft length, yoke style, shifter type, cooler routing, valve body style, shift pattern, fluid requirements, and installation hardware.
The Pro-X designation gives this product strong relevance for buyers looking for a performance-oriented TCI automatic transmission configuration. The TH40 detail should be verified against the intended vehicle and drivetrain setup before ordering.
The provided details do not specify the number of gears, bellhousing pattern, shift pattern, valve body style, torque converter inclusion, flexplate inclusion, transmission controller inclusion, wiring harness inclusion, cooler inclusion, fluid inclusion, dipstick inclusion, case material, pan style, yoke style, input spline count, horsepower rating, trans-brake inclusion, remanufactured status, or quantity. These specifications should be confirmed before ordering.
Fitment and Application Details
The TCI Auto 212507PX1 Pro-X TH40 automatic transmission should be matched carefully to the intended vehicle, engine, converter, chassis, and use case before purchase. Performance automatic transmission fitment is highly application-specific, especially when the product description is limited to a performance series and transmission configuration.
Important fitment details to confirm include vehicle year, make, model, engine platform, bellhousing compatibility, torque converter requirements, flexplate compatibility, converter bolt pattern, crankshaft pilot fitment, input shaft setup, output shaft setup, transmission mount location, crossmember position, driveshaft length, yoke requirements, shifter compatibility, shift pattern, valve body style, cooler line routing, transmission fluid specification, dipstick setup, controller or wiring needs where applicable, and installation hardware.
Buyers should also confirm whether this TRANS PRO-X TH40 configuration is intended for street, strip, drag racing, bracket racing, pro touring, high-performance street, or custom drivetrain use. Transmission setup can vary depending on horsepower level, converter selection, rear gear, tire size, vehicle weight, and intended driving conditions.
The exact included components should be confirmed before purchase. Buyers should verify whether the transmission includes a torque converter, flexplate, shifter, trans-brake, transmission cooler, cooler lines, fluid, dipstick, yoke, wiring, or installation hardware.
For a complete installation, additional components may be required, including a torque converter, flexplate, transmission cooler, cooler lines, shifter, shifter cable, transmission fluid, dipstick, transmission mount, crossmember hardware, driveshaft/yoke components, seals, safety equipment, and vehicle-specific installation hardware.
Build Quality and Reliability
The TCI Auto Automatic Transmissions 212507PX1 is positioned for buyers who want a TCI Pro-X automatic transmission with accurate part-number verification before purchase. TCI Auto is well known in the performance drivetrain market, and this transmission should be matched to the correct vehicle, converter, engine, and installation setup before ordering.
The Pro-X designation makes this product relevant for performance-focused buyers who need a stronger automatic transmission solution than a basic replacement unit. Proper selection is important because automatic transmission performance depends heavily on the complete vehicle combination.
The 212507PX1 manufacturer part number gives buyers a clear reference when confirming the correct TCI transmission. The TCI-212507PX1 Summit Racing part number and UPC 788120046220 also support accurate product identification.
Because the available specifications are limited, the best purchasing approach is to verify the exact application, included components, and compatibility details before ordering. This helps confirm whether the transmission matches the engine platform, converter setup, flexplate, shifter, cooler system, driveshaft, and chassis layout.
When properly matched and installed with the correct supporting components, this TCI Pro-X TH40 automatic transmission can serve as a strong foundation for compatible performance drivetrain projects.
What Makes This Transmission a Strong Choice
The TCI Auto 212507PX1 automatic transmission is a strong choice for buyers who need a TCI Pro-X TH40 transmission and want to order using a specific part number.
The Pro-X naming gives this transmission strong appeal for performance builders and drivetrain specialists looking for a TCI automatic transmission configuration.
The TH40 detail helps buyers narrow the transmission platform or configuration before purchase, while the exact part number supports accurate product verification.
The 212507PX1 manufacturer part number, TCI-212507PX1 Summit Racing part number, and UPC 788120046220 help reduce ordering mistakes when matching the transmission to a vehicle or build.
This product is especially useful for professional installers who understand that transmission compatibility depends on engine platform, converter selection, flexplate setup, shifter compatibility, cooler routing, driveline length, mount location, and intended performance use.
Because the provided details are limited, this transmission should be ordered after confirming the exact application and all required supporting components.
Ideal Buyers and Use Cases
The TCI Auto Automatic Transmissions 212507PX1 is ideal for performance vehicle owners, mechanics, drag racers, race-prep garages, restoration shops, custom vehicle builders, street-strip builders, service departments, drivetrain specialists, and transmission installers who need a compatible TCI Pro-X automatic transmission.
It is suitable for performance drivetrain projects where the exact 212507PX1 part number and TRANS PRO-X TH40 description match the required transmission configuration.
This product is useful for compatible vehicles needing an automatic transmission replacement, performance drivetrain upgrade, street-strip transmission setup, race-focused transmission configuration, or custom automatic transmission installation.
It is also a practical choice for professional installers confirming required supporting components such as the torque converter, flexplate, shifter, cooler, cooler lines, transmission fluid, dipstick, transmission mount, driveshaft connection, yoke setup, wiring, and installation hardware.
The best buyer for this unit is someone who can confirm the vehicle application, engine platform, converter requirements, original drivetrain details, chassis layout, and required supporting parts before ordering.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | TCI Auto Automatic Transmissions 212507PX1 |
| Brand | TCI Auto |
| Manufacturer’s Part Number | 212507PX1 |
| Part Type | Automatic Transmissions |
| Summit Racing Part Number | TCI-212507PX1 |
| UPC | 788120046220 |
| Product Description | TRANS PRO-X TH40 |
| Product Series/Configuration | Pro-X |
| Transmission Type | Automatic |
| Transmission Platform/Configuration | TH40; confirm exact application before ordering |
| Number of Gears | Confirm before ordering |
| Bellhousing Pattern | Confirm before ordering |
| Shift Pattern | Confirm before ordering |
| Valve Body Style | Confirm before ordering |
| Torque Converter Included | Confirm before ordering |
| Flexplate Included | Confirm before ordering |
| Shifter Included | Confirm before ordering |
| Trans-Brake Included | Confirm before ordering |
| Transmission Controller Included | Confirm before ordering |
| Wiring Harness Included | Confirm before ordering |
| Transmission Cooler Included | Confirm before ordering |
| Transmission Fluid Included | Confirm before ordering |
| Dipstick Included | Confirm before ordering |
| Case Material | Confirm before ordering |
| Transmission Pan Style | Confirm before ordering |
| Yoke Style | Confirm before ordering |
| Input Spline Quantity | Confirm before ordering |
| Horsepower Rating | Confirm before ordering |
| Remanufactured | Confirm before ordering |
| Quantity | Confirm before ordering |
| Fitment Method | Confirm using 212507PX1 part number, vehicle setup, engine details, converter requirements, and drivetrain layout |
| Compatibility Support | Confirm fitment before ordering |
Ordering Support and Fitment Guidance
Before ordering the TCI Auto Automatic Transmissions 212507PX1, confirm that the transmission matches your vehicle, engine platform, converter setup, chassis layout, and intended use.
Important details to verify include vehicle year, make, model, engine platform, bellhousing compatibility, converter requirements, flexplate compatibility, converter bolt pattern, crankshaft pilot fitment, input shaft setup, output shaft setup, transmission mount location, crossmember position, driveshaft length, yoke requirements, shifter compatibility, valve body style, shift pattern, cooler system, transmission fluid requirements, dipstick setup, wiring or controller requirements where applicable, and installation hardware.
The available product details identify this unit as TRANS PRO-X TH40, but they do not confirm whether the torque converter, flexplate, shifter, cooler, fluid, dipstick, yoke, trans-brake, wiring, or other installation components are included. These details should be verified before purchase.
Our team can help confirm compatibility using the 212507PX1 part number, vehicle details, engine setup, converter information, and drivetrain requirements before ordering.
Frequently Asked Questions
What is the TCI Auto 212507PX1 transmission?
The TCI Auto 212507PX1 is an automatic transmission listed as TRANS PRO-X TH40. It is identified by Manufacturer’s Part Number 212507PX1, Summit Racing Part Number TCI-212507PX1, and UPC 788120046220.
What does Pro-X mean on this transmission?
The product description lists this transmission as Pro-X, making it relevant for performance-focused buyers. The exact Pro-X configuration should be confirmed before ordering.
What does TH40 refer to?
The product description includes TH40. Buyers should confirm the exact transmission platform, configuration, and application requirements before purchase.
What vehicles does this transmission fit?
The exact vehicle application should be confirmed before ordering. Buyers should verify fitment by vehicle year, make, model, engine platform, bellhousing configuration, converter setup, mount location, driveshaft length, and intended use.
Does this transmission include a torque converter?
Torque converter inclusion should be confirmed before ordering because it is not specified in the provided product details.
Does this transmission include a flexplate?
Flexplate inclusion should be confirmed before purchase because it is not specified in the provided product details.
Does this transmission include a trans-brake?
Trans-brake inclusion should be confirmed before ordering because it is not specified in the provided product details.
Does this transmission include a cooler or fluid?
Transmission cooler and fluid inclusion should be confirmed before purchase. Proper cooling and correct fluid selection are important for automatic transmission performance and long-term reliability.
Is this transmission remanufactured?
The remanufactured status should be confirmed before ordering because it is not specified in the provided product details.
What part number should I use to confirm fitment?
Use 212507PX1 as the main manufacturer’s part number. The TCI-212507PX1 Summit Racing part number and UPC 788120046220 can also help verify product identity.
Is this a complete installation kit?
Included components should be confirmed before purchase. Buyers should verify whether the transmission includes the torque converter, flexplate, shifter, cooler, fluid, dipstick, yoke, trans-brake, wiring, or installation hardware.
Who is this transmission best for?
This transmission is best for performance vehicle owners, mechanics, drag racers, race-prep garages, custom vehicle builders, and drivetrain specialists who need a compatible TCI Pro-X TH40 automatic transmission.

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