No fire, no filing, or cutting.

Apr 26, I want to tackle the rear subframe bushings and diff. Would it make sense to buy a used e46 rear axle subframe and remove and press new bushings into the used one, so I can save time when i take out the one in my car? Thoughts? Current '06 BMW M3 '11 BMW M3 '12 Porsche S Retired ( - ) Estimated Reading Time: 3 mins.

Oct 05, Steps required to overhaul a BMW E46 M3 rear subframe: Step 1: Remove the disc brake assembly.

The subframe is just the tubular frame that cradles the rear differential.

With the car in the air and the rear wheels removed, use a 6mm hex bit socket to remove the set screw in the brake rotor. The screws are known to seize from corrosion, causing the heads to strip, so be careful during removal. Aug 15, Powerflex offers Black Series urethane RTABs for the E This will replace the factory bushing and they are made with a flange so they work like having limiters on.

For the subframe bushings, you also have two options.

This minor revision made a dramatic change in the way failure occurs and by default, what to look for when inspecting the subframe mounts for failure.

If your bushings are not yet cracked you can get the Powerflex inserts made for OE bushings. The Powerflex inserts will keep the OEM bushing from flexing and. Jul 06, How to do the subframe reinforcements on a BMW E46 M3. We install Condor Speed Shop's e46 m3 subframe reinforcements on a BMW M3, followed by Condor's e.

This is supported by the fact that we have personally witnessed (and still own) a previously city driven E46 M3 which suffered fairly severe cracking at the front right and rear lefts subframe mounts at only 96k, km/~60k miles and another M3 of the same year with k km/ k miles from long highway trips with only very minor cracks.