Swapped out those worn-out shackles for something with a bit more oomph, now the rear is tight as a drum and my chassis can really work its magic on the track.+3 de plus
Swapped out the old ones for some stiffer units that should help with cornering and braking on the track, feeling pretty good about it so far.+1 de plus
Ran through the suspension calibration process, made some minor adjustments to get the spring rates just so and now the car feels tight and predictable on the track.+1 de plus