I came across this website recently.
http://www.checkpointoff-road.com/store.html
Maybe you have already seen this.
Guess I am curious if this would actually work?
PART NO. 5001
GASGAS 124mm Linkage Pull Rods
Offers much improved straight line stability over the 122mm stock units
Complete with bushings, ready to bolt on
FITMENT: All GasGas 2-strokes
PRICE: $74.00