Racecar Engineering

Link awry

Q I need help on a Template Super Late Model. Like most chassis manufacturers, ours is built to accommodate both a standard three-link rear suspension and a centre pull design, with the lower trailing arms at the centreline of the axle. Some set ups call for both the outer trailing arms to be mounted in the ‘centre pull’ location, with the pivot in the rear (though in some cases the pivots are in front of the axle), while others use the standard three-link location on the left side and the centre pull location on the right side.

Typically, the third link is run fairly level, but much lower. I have seen it run uphill and downhill to the front, but only by a few degrees. As I understand it, the upper link is the sole link that absorbs the torque, while the lower links take care of the drive.

There seems to be just speculation as

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