Check the listing for details. Bump Steer measuing tool A MOD B MOD Center link Late model. Condition: New. Listed at 36.00 USD. It is very important that the center link /drag link be parallel with the lower arm bolts in order to control bump steer.Bump steer is measured with the wheels straight ahead . If the center link is not parallel with the lower A Arm bolts when the wheels are turned one side of the center link goes uphill and the other down hill causing a great amount of bump steer.If you car has been hit in the front. Or if you suspect it has been . Or if you want to check your chassis builder. It is a good idea to check the center link. I have a Video.Copy and paste. https://www.youtube.com/watch?v=n5tms2UD-EI&t=16s 1 remove both inner tie rods 2 Insert tool on one side of the center link and move relay rod so pointer is directly above a arm bolt you are measuring. 3 Extend pointer out and measure the distance from the center line of the a arm bolt to the pointer. 4 Repeat on the other side. Then subtract the difference and that will tell how much the relay rod if off. 5 Mark the cross-member with the tool and center punch the cross-member at the mark . Then you will not have to use the caliper to measure. See picture. 6 I like to center drill the lower a arm bolts to get an accurate measurement. heights. Wehrs makes a bolt that has a pointed end. Or turn the head of the a arms bolts so that one of the flat sides is at top. Also helps for setting ride Normal 0 false false false EN-US X-NONE X-NONE Track Page Views WithAuctiva's FREE Counter