SPEEDBOX™ GPS/VSS to Mechanical Drive Speed Converter

G-SNDR-SB-22

Just completed an engine conversion and still want to keep the original cable driven speedo but the new transmission has an electronic speed output? Then this is exactly what you need!

This unit is easy to install, small and quiet!

Works for both MPH and KMPH.

No calibration is necessary! Plug-n-Play! SPEEDBOX™ Mechanical Drive Speedometer Box WITHOUT Mechanical cable (mechanical drive cable NOT included).  The Speedhut SpeedBox is designed to operate a cable-driven mechanical speedometer using an electric speed signal from GPS or modern transmission. The Box can be installed in the dash or under the hood.

Drive Output Thread is 7/8"-18 
Drive Output Square is 0.112"
Can be calibrated to 750-1650 turns / mile
Default calibrated for US speedometers @ 1000 turns / mile

Drive your Mechanical Speedometer using any of the following signals:
- GPS (automatically calibrates using the included GPS antenna)
- VSS

Ships with:
- Wiring Harness
- GPS Antenna 

Speedo cables are available separately.

We currently stock cables for VB VC VH and VK Commodore with more coming soon!

Torana, early Holden, Early Falcon, HQ HJ HZ WB, VL Commodore and more available now!

Drop us a line if we don't already stock the cable you need. We may already have it on the way or we can organise the correct cable for you.