Description
Practical value and everyday use
SPEEDBOX with 5/8-18 Thread-on Cable (Compatible with Chrysler, Ford and GM) GPS/VSS to Mechanical Drive Speed Converter is listed in Speedometer Cables. For a practical buying decision, start with this source-backed point: COMPLETE PACKAGE: Includes GPS antenna for automatic signal calibration, enabling precise speed readings without additional subscription services.
The source also records: INCLUDED CABLE: 5/8-18 Thread-on Cable (compatible with Chrysler, Ford and GM). Use this additional stated detail to judge day-to-day usefulness and package value: Category: Replacement Parts / Cables / Speedometer Cables.
Value-focused decision
Compare those stated features and included items with the current on-page offer and the exact quantity needed. No performance claim is added beyond the source product record.
Complete source-backed product details
Transform your vehicle’s speedometer system with the Speedhut SPEEDBOX, a versatile mechanical drive speedometer converter that bridges classic and modern technology. This innovative solution accepts both GPS and modern transmission signals while maintaining compatibility with cable-driven mechanical speedometers. Installation is remarkably straightforward, requiring just 12 volts and ground for a true plug-and-play experience. The unit features a 7/8-18 drive output thread and 0.112-inch square, accommodating various speedometer configurations. With an impressive calibration range of 170-1650 turns per mile and a default setting of 1000 turns per mile for US speedometers, it delivers precise speed readings without complex setup procedures. The included GPS antenna enables automatic calibration, while the compact design allows for dashboard mounting. Say goodbye to complicated calibration processes and subscription fees – the SPEEDBOX delivers reliable performance right out of the box.
Source product highlights
About this item
- VERSATILE COMPATIBILITY: Supports both GPS and modern transmission signals for cable-driven mechanical speedometer upgrades, making it suitable for any vehicle.
- INCLUDED CABLE: 5/8-18 Thread-on Cable (compatible with Chrysler, Ford and GM)
- EASY INSTALLATION: Requires only 12-volt power and ground connection for plug-n-play operation, eliminating complex setup procedures.
- CALIBRATION RANGE: Adjustable from 170 to 1650 turns per mile, with default setting of 1000 turns per mile for US speedometers.
- MOUNTING FLEXIBILITY: Compact design allows for dashboard installation, with 7/8-18 drive output thread and 0.112-inch square specifications.
- COMPLETE PACKAGE: Includes GPS antenna for automatic signal calibration, enabling precise speed readings without additional subscription services.




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