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Transmission Specialties Billet Aluminum TH400 Valve Bodies 4009N Automatic Body, Trans-Brake Body, Full Manual, Aluminum, Chevy, TH400, Reverse Shift Pattern, Each

Transmission Specialties Billet Aluminum TH400 Valve Bodies 4009N Automatic Body, Trans-Brake Body, Full Manual, Aluminum, Chevy, TH400, Reverse Shift Pattern, Each

A$1,211.33
LOW STOCK! Est Ship 4-7 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Transmission Specialties billet aluminum TH400 valve bodies use zero OEM stock parts—everything is brand new! Unlike many production builders, TSI's valve bodies are handcrafted from beginning to end by one highly skilled and experienced technician. This process ensures that you get the highest quality product each and every time. The valve body has undergone over 40 years of contiguous, rigorous R&D and on track testing. For over 40 years, Transmission Specialties has been the trusted name in the performance automatic transmission industry. They have pioneered much of the technology that is now commonplace in the transmission marketplace. The inventors of the spragless converter and the aftermarket straight cut Powerglide planetary, TSI is known worldwide for manufacturing the highest quality transmissions and components.

Product features:

* Billet 6061-T6 main and small valve body construction, no steel
* Laser-cut aluminum separator plate
* TransGo custom heat treated, USA Made valves
* TransGo custom springs
* Proprietary hydraulics and worm tracks
* Proprietary TransGo Pressure Regulator valve train assembly
* Bores are concentric to .0003 in. insuring perfect valve operating
* All parts of the valve body are within .001 in. flat and parallel
* Micro RA finish ensures zero leaks and maximized fluid movement
* Custom bolt pattern eliminates leaks that are common in PG valve bodies
* Weighs less than 8 lbs. fully assembled
* Ultra-Fast brake release is achieved with our custom hydraulic and plate design
* Includes NEW transbrake Solenoid
* Includes 17 precision matched reverse release springs
* Best fitting and performing valve to bore design in the industry resulting in near perfect vacuum test results
* Grade 8 fasteners

Part Type

Billet Alm Trans Brake GM TH400

Data: v4.2 - Upd: 2026-09-30 16:47:43

Specifications

Product Attributes - Brand
Transmission Specialties
Product Attributes - Manufacturer's Part Number
4009N
Product Attributes - Part Type
Automatic Transmission Valve Bodies
Product Attributes - Product Line
Transmission Specialties Billet Aluminum TH400 Valve Bodies
Product Attributes - UPC
193564454669
Product Attributes - Valve Body Style
Full manual
Product Attributes - Remanufactured
No
Product Attributes - Transmission Shift Pattern
Reverse
Product Attributes - Trans-Brake Included
Yes
Product Attributes - Trans-Brake Provisions
No
Product Attributes - Valve Body Material
Billet aluminum
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Transmission Specialties
StreetFX SKU tos4009N
SFX Item ID 5201847
Supplier Item Code 5201847
Manufacturer SKU 4009N
Manufacturer UPC 193564454669
Alternative References TSI4009N, TH400

Compatibility

Application Data
  • Beginning Year1965
    Ending Year1991
    MakeCHEVROLET
    Transmission Manufacturer CodeTHM400

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