TRANS TASMAN INDUSTRIES
 

Contact Details
Bruce Verdon
Phone/Fax:
+64 3 5471517
info@ttindustries.com

Motorcycle Gearboxes
 4 Speed HD Gearbox
 5 Speed HD Gearbox
 6 Speed HD Gearbox
 4 Speed Extra HD Gearbox
 5 Speed Extra HD Gearbox

*NEW* 5 & 6 Speed BSA

 Burman Casing
 AMC Casing

Comparison
TT Industries and Standard Gearbox

BSA

NEW! BSA RRT2 Replica Gearboxes.

Built on the same drum selector cassette principle as the World beating AMC & Burman gearboxes that have been top sellers Worldwide, using ball and roller metric bearings. Racing 5 & 6 Speed available.
Kickstart versions available soon.
Click on images to enlarge.
Ratios:
5 Speed
1st
2nd
3rd
4th
5th
2.39:1 & 2.298:1
1.69:1
1.34:1
1.136:1
Direct
6 Speed
1st
2nd
3rd
4th
5th
6th
2.39:1 & 2.298:1
1.78:1
1.47:1
1.26:1
1.103
Direct