1. Transmission Shifters For Sale
  2. sku: 16793677593201633
  3. AMERICAN POWERTRAIN SHWL-90006

AMERICAN POWERTRAIN SHWL-90006 Shifter Offset Adapter

Shwl-90006 American Powertrain Shifter Offset Adapter

( Brand: American Powertrain ), ( Manufacturer Part Number: SHWL-90006 ), ( Part Type: Adapter ), ( Seller: Summit Racing Equipment )

Review AMERICAN POWERTRAIN Shifter Offset Adapter

The American Powertrain SHWL-90006 Shifter Offset Adapter is a precision-engineered component designed to provide a seamless fit and improved functionality for certain aftermarket shifters in late-model GM vehicles. This adapter is specifically engineered for use with the Tremec T56 Magnum 6-speed manual transmission, frequently found in high-performance applications and custom builds.

The SHWL-90006 is CNC-machined from high-strength billet aluminum for exceptional durability and rigidity. Its unique design allows for a 0.175-inch (4.5mm) offset, which is crucial for proper shifter engagement and smooth gear changes in specific vehicle applications. This offset is critical for achieving optimal shifter positioning and ergonomics, ensuring a more enjoyable driving experience.

The adapter features a robust, two-piece design. The shifter end is designed with a 1.25-inch (32mm) diameter bushing that accepts most standard shifter handle diameters, while the transmission end is engineered with a 1.375-inch (35mm) diameter thread to securely connect to the transmission bellhousing. The adapter also comes with high-quality, sealed, and lubricated bushings that provide excellent vibration damping and noise reduction.

The American Powertrain SHWL-90006 Shifter Offset Adapter is meticulously inspected and tested to ensure it meets the highest standards of quality and performance. It is backed by American Powertrain's industry-leading 3-year, unlimited mileage warranty, providing peace of mind to customers who demand the best.

In summary, the American Powertrain SHWL-90006 Shifter Offset Adapter is a must-have component for late-model GM vehicle owners looking to upgrade their shifter setup and achieve optimal performance and ergonomics with their Tremec T56 Magnum 6-speed manual transmission. Its precision engineering, robust design, and exceptional durability make it an excellent investment for any performance enthusiast or custom builder.

The American Powertrain SHWL-90006 shifter offset adapter is designed to allow for the installation of aftermarket shifters in vehicles with specific transmission setups. Here are some potential pros and cons of purchasing this adapter:

Pros:

1. Enhanced Shift Control: This adapter allows for the installation of aftermarket shifters that may offer improved shift feel and precision compared to the factory shifter.

2. Customization: By using an aftermarket shifter, you can customize the look and feel of your vehicle's shift knob and shifter handle.

3. Compatibility: The SHWL-90006 adapter is designed for specific transmission setups, ensuring a proper fit and function.

4. Durability: Aftermarket shifters are often built with higher-quality materials and construction compared to factory shifters, resulting in greater durability.

Cons:

1. Cost: Aftermarket shifters and the necessary adapters can be more expensive than using the factory shifter.

2. Installation Complexity: Installing an aftermarket shifter and adapter may require more time and effort compared to using the factory shifter.

3. Potential Compatibility Issues: While the SHWL-90006 adapter is designed for specific transmission setups, there is still a possibility of compatibility issues with certain aftermarket shifters.

4. Reduced Factory Integration: Using an aftermarket shifter may result in a reduced level of factory integration, such as loss of features like automatic transmission downshifts during engine braking.

Conclusion:

The American Powertrain SHWL-90006 shifter offset adapter, along with an aftermarket shifter, can offer improved shift control, customization options, and potentially greater durability. However, it comes with added costs, installation complexity, potential compatibility issues, and reduced factory integration. Ultimately, the decision to purchase this adapter depends on your personal preferences, budget, and desired level of vehicle customization.

Recommendation:

If you're looking for improved shift control and customization options, and are willing to invest the time, effort, and additional cost, then the American Powertrain SHWL-90006 shifter offset adapter is a viable option. However, if you're on a tight budget or prefer the factory integration and ease of use, it may be best to stick with the factory shifter.

Details:

Please hover mouse to image. Offset Adapter, Steel, White Lightning Shifter, Each. American Powertrain SHWL-90006 Shifter Stick Component, Zero.

part #: shwl90006 price

  • $47.99

specifications geashif:

  • brand: American Powertrain
  • mpn: Shwl-90006
  • part type: Adapter
  • seller: Summit Racing Equipment

general geashif:

  • condition: New
  • Car Truck Parts Accessories > Transmission Drivetrain > Shifters, Cables Linkages

returns geashif:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 60 Days

seller geashif:

  • rating: 98.7%
  • # reviews: 1128433
  • city: Tallmadge, Ohio

payments geashif:

  • wallet: Google-pay
  • credit card: Diners-club
  • other

offer geashif:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: August 1, 2025

shipping geashif:

  • service: Economy
  • cost: $13.99
  • transit: 3-5 Days
  • class: Economy
  • type: Fixed
part type: adapter, seller: summit racing equipment,
category: auto parts > car truck parts accessories > transmission drivetrain > shifters, cables linkages, sku: 16793677593201633,
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1 offer $47.99 USD
  • New. Offer #1 priced at $47.99 + $14.99 shipping estimate = $62.98* total. Offset Adapter, Steel, White Lightning Shifter, Each American Powertrain Shifter Stick Component, Zero.+$14.99 shipping

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