Hitachi – Track Elongation Measuring Track Elongation with tape measure Track elongation needs to be measured over four links. Find an easily accessible point on a link and measure to the same point on the fourth link. Was this article helpful? Yes No Related Articles Hitachi – Sprocket Hitachi- Idlers Hitachi – Carrier Rollers Hitachi – Track Rollers Hitachi – Track Shoe Hitachi – Bushes Need Support?Can't find the answer you're looking for?Contact Support