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Street Race Truck More... The Toolbox

The TH400 transmission from General Motors is one of the most popular and widely used transmissions in the racing and rodding industry. From short tracks to drag strips and car shows to museums, the Turbo 400 transmission can be found in a variety of vehicles. With such high usage of this transmission, the replacement and aftermarket parts for them can easily be found. Here at Speedway Motors, we stock all of the custom conversion kits, mounts, yokes, and more that you need to adapt that classic automatic to a small block Chevy, Ford, Mopar or even an LS1 or Ford Flathead engine. Shift into high gear with Speedway Motors, your one-stop shop for all of your TH400 performance needs!

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TH400, 2.25" Depth, Aluminum, Polished, Drain Plug

Depth: 2.25"

Material Type: Aluminum

Finish: Polished

Gasket(s) Included: Yes

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TH400, Bellhousing Mount Dipstick Mount Style

Dipstick Mount Style: Bellhousing Mount

Overall Length: 17.125"

Material Type: Stainless Steel

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TH400, Bellhousing Mount Dipstick Mount Style, Steel

Dipstick Mount Style: Bellhousing Mount

Overall Length: 22.00"

Tube O.D.: .765"

Finish: Chrome

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TH400, Steel, Painted, Black, Drain Plug

Material Type: Steel

Finish: Painted

Color: Black

Gasket(s) Included: No

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TH400, 2.00" Depth, Steel, Chrome, Drain Plug

Depth: 2.00"

Material Type: Steel

Finish: Chrome

Gasket(s) Included: No

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$49.99
$54.99

TH400, Steel, Chrome, Gasket(s) Included, Drain Plug

On Sale

Material Type: Steel

Finish: Chrome

Gasket(s) Included: Yes

Hardware Included: Yes

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Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 23"

Number of Bends: Double Bend - Nostalgia

Shifter Knob Style: Mushroom

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Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 16"

Number of Bends: Single Bend

Shifter Knob Style: Mushroom

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Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 23"

Number of Bends: Single Bend

Shifter Knob Style: Mushroom

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Universal Fit, Floor Mount Shifter Mount Style, Silver

Ships Free

Shifter Mount Style: Floor Mount

Shifter Knob Style: Mushroom

Shifter Knob Color: Silver

Hardware Included: Yes

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$393.95
$436.95

Universal Fit, Floor Mount Shifter Mount Style, Chrome

Ships Free
On Sale

Shifter Mount Style: Floor Mount

Shifter Arm Length: 23"

Number of Bends: Double Bend - Nostalgia

Shifter Knob Style: Mushroom

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Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 32"

Number of Bends: Double Bend - Radical

Shifter Knob Style: Mushroom

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$1,850.99
$2,123.24

TH400, Three Number of Gears, Slip On Yoke Style

On Sale

Number of Gears: Three

Valve Body Style: Automatic

Torque Converter Included: No

Trans-Brake Included: No

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TH400, 30 Input Spline Quantity, 12" Diameter

Ships Free
On Sale

Input Spline Quantity: 30

Diameter: 12"

Stall Speed (RPM): 2200-2600

Bolt Circle Diameter: 10.75"

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$349.99
$399.99

TH400, 30 Input Spline Quantity, 11" Diameter

Ships Free
On Sale

Input Spline Quantity: 30

Diameter: 11"

Stall Speed (RPM): 2600-3000

Bolt Circle Diameter: 11.5"

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Universal Fit, .25" Overall Diameter

Ships Free
On Sale

Overall Diameter: .25"

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TH400, Three Number of Gears, 2.48:1 First Gear Ratio

Number of Gears: Three

Valve Body Style: Automatic

Torque Converter Included: No

First Gear Ratio: 2.48:1

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TH400, Three Number of Gears, Slip On Yoke Style

Number of Gears: Three

Valve Body Style: Automatic

Torque Converter Included: No

Trans-Brake Included: No

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Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 12"

Number of Bends: Single Bend

Shifter Knob Style: Mushroom

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$998.99
$1,178.46

TH400

Ships Free
On Sale

Material Type: Steel

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$2,531.99
$2,885.92

TH400, Trans-Brake Included

On Sale

Trans-Brake Included: Yes

Transmission Advertised Horsepower Rating: 750

Tailshaft Length: 4"

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TH400, 4.00" Depth, Steel, Painted, Black, Drain Plug

Ships Free
On Sale

Depth: 4.00"

Material Type: Steel

Finish: Painted

Color: Black

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TH400, 56" Overall Length, 53.625" Centerline of Holes

Ships Free

Overall Length: 56"

Centerline of Holes: 53.625"

Material Type: Steel

Finish: Powder Coated

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$308.95
$351.95

Universal Fit, Floor Mount Shifter Mount Style, Silver

Ships Free
On Sale

Shifter Mount Style: Floor Mount

Shifter Arm Length: 23"

Number of Bends: Double Bend - Nostalgia

Shifter Knob Style: Mushroom

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$156.99
$169.99

TH400, 2.875" Depth, Steel, Painted, Black, Drain Plug

Ships Free
On Sale

Depth: 2.875"

Material Type: Steel

Finish: Painted

Color: Black

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$333.95
$370.95

Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 23"

Number of Bends: Double Bend - Nostalgia

Shifter Knob Style: Mushroom

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$285.95
$316.95

Universal Fit, Transmission Mount Shifter Mount Style

Ships Free
On Sale
Video Available

Shifter Mount Style: Transmission Mount

Shifter Arm Length: 6"

Number of Bends: No Bends

Shifter Knob Style: Mushroom

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