Best Floor Shifters for TH350 Turbo 350 Automatic Transmissions
If you own a GM Turbo 350 automatic transmission, selecting the right floor shifter is crucial for precise control and enhanced driving experience. This article reviews the best floor shifters compatible with TH350 transmissions, balancing performance, durability, and design. Below is a summary table of the top picks to help you quickly compare features.
| Product | Brand | Fitment | Special Features |
|---|---|---|---|
| TH350 Transmission Shifter 12″ Stick | WnSEu | GM Turbo 350 | Chrome shifter arm, gated lock-out safety |
| B&M 80675 StarShifter Automatic Shifter | B&M | Multiple autos incl. TH350 | Ratchet action, backup and neutral safety switches |
| B&M Z-Gate Automatic Gated Shifter | Southwest Speed | GM TH350, TH400, others | Patented Z gate, reverse lockout, NHRA/IHRA compliant |
| B&M Automatic Detent Sport Shifter | DKLECHUI | GM TH350 and similar | Detent shifter, illuminated gear indicator, classic look |
| JAVOUKA Automatic Transmission Shifter Kit | JAVOUKA | GM Turbo 350 | Durable metal/plastic materials, OE# HRC12-940 |
TH350 Transmission Shifter for GM Turbo 350

This floor shifter specifically fits GM Turbo 350 automatic transmissions and features a 12-inch chrome shifter arm designed for smooth gear shifting. The gated lock-out safety feature prevents accidental gear changes, enhancing driver control and safety. Its robust construction ensures compatibility with the Turbo 350 transmission, making it a reliable pickup for restoration projects or performance upgrades. The design focuses on function with a clean chrome finish elevating the vehicle’s interior aesthetics.
B&M 80675 StarShifter Automatic Shifter

The B&M StarShifter offers versatile shifting options including straight-line detent mode and a “Low” ratchet trigger for maximum torque control. It’s compatible with several automatic transmissions including the TH350, with added safety features like a backup light switch and neutral safety switch. Made from aluminum, steel, and plastic, it includes a 5-foot shifter cable and ergonomic T-handle. This model is designed for those wanting more control over gear changes and reliable daily operation.
B&M Z-GATE Automatic Gated Shifter for GM TH350

This B&M Z-Gate shifter features a patented “Z” shaped gate system that minimizes shifting errors by eliminating over-shifting and missed gears. It complies with NHRA and IHRA reverse lockout standards for racing safety and includes both neutral safety and backup light switches. Its chrome finish with a black base matches many classic car interiors. The mechanical simplicity with fewer moving parts contributes to high durability and reduced maintenance needs.
B&M Automatic Detent Sport Shifter with Console

The Detent Sport Shifter by B&M provides an easy-to-use OEM style shifting experience without ratcheting or reverse lockout features. Its polished aluminum shaft with black T-handle and accordion boot offers a classic muscle car look with modern reliability. The chrome top plate console includes illuminated gear indicators for visibility. This shifter suits those seeking simplicity and style, compatible with multiple GM automatic transmissions including the TH350.
JAVOUKA Automatic Transmission Shifter Fits GM Turbo 350

This JAVOUKA shifter is designed for the GM Turbo 350 automatic transmission and corresponds with OE number HRC12-940. Built using high-grade metal and engineering plastics, it promises durability along with corrosion resistance. Its construction aims to withstand the rigors of frequent shifting and road conditions, making it a dependable replacement. The sleek design complements vehicle interiors while offering reliable performance for daily use or restoration.
Buying Guide for TH350 Floor Shifters
When selecting a floor shifter for your TH350 Turbo 350 automatic transmission, consider these significant factors to ensure you get the best product for your vehicle and driving style:
- Compatibility: Verify the shifter explicitly supports the TH350 transmission to avoid installation or functionality issues.
- Material Quality: Opt for shifters made from durable metals like aluminum or steel combined with corrosion-resistant components for longevity.
- Safety Features: Look for gated lock-out systems, neutral safety switches, and reverse lockout compliance especially if you intend to race or need added operational security.
- Shifting Mechanism: Decide if you want ratcheting functionality for performance driving or a simple detent shifter closer to OEM style for casual use.
- Ease of Installation: Some shifters come with complete kits including mounting hardware and cables – consider these for a hassle-free setup.
- Design and Finish: Choose a style and finish that matches your vehicle interior, whether classic chrome, black console, or other options.
- Additional Features: Integration with backup light switches and illuminated gear indicators can enhance both safety and usability.
Evaluating shifters from multiple perspectives—performance, safety, compatibility, and appearance—ensures you pick a floor shifter that reliably enhances your TH350 transmission’s performance and your driving experience.
