Is it hard to rebuild a differential?
A complete rear differential replacement includes replacing the housing, gears, bearings, and seals. The average time it takes a certified mechanic to perform a differential rebuild at a shop is usually three to five hours. A rebuild on a commercial vehicle by someone without prior experience could take much longer.
Does E46 M3 have limited slip differential?
E46 M3 Limited Slip Options Torque transfer happens instantly and it doesn’t need to sense a spinning wheel first. Lock-up is quicker and smoother and it’s less affected by heat than a clutch. The BMW M Variable viscous diff uses plates and heavy fluid to transfer torque between axles.
Can axles be rebuilt?
If caught early enough, before damage is done, the axles can be rebuilt. There are many suppliers that rebuild these axles, often available through your local auto parts store. If your old axles are badly damaged the rebuilder may not take them as a core replacement, meaning you’re out that money.
How do you tell if you have a 7.5 or 8.5 rear end?
Another way to tell the difference between an 8.2 and an 8.5 rearend is to pull the cover and look at the bolt holding the spider gear crosspin. If it takes a 1/2-inch wrench to remove it, it’s an 8.2. If it takes a 5/16-inch wrench to remove it, it’s an 8.5.
Do all E46 have subframe issues?
Despite the beliefs of some, all E46 3-series BMW’s are prone to cracking at and around the rear subframe mounts. No matter the shape, model or way it is driven, subframe cracks are inevitable. During this article we may change back and forth between RACP & subframe so sorry in advance if it causes some confusion.
What kind of differential does the E46 M3 have?
The E46 M3 came with the M Variable limited slip that is known for a relatively short life span (right around 80k miles). We can refresh the M variable limited slip for a stock rebuild. We have found that using a 3 clutch limited slip with either the 35/60 or 30/90 ramp angles for a much longer life span and better all around performance.
What kind of differentials do BMWs use?
Diffsonline builds a wide variety of BMW differentials in house to accommodate the several different differential housings used in modern BMW’s.
How long does a BMW M3 differential last?
This must be checked in order to receive your differential. The core charge may be refunded once your existing differential is returned to us and inspected. Must be returned within 15 days of delivery. The E46 M3 came with the M Variable limited slip that is known for a relatively short life span (right around 80k miles).
How long does it take to get a new BMW differential?
For the Quaife, Wavetrac and clutch systems we recommend the Redline 75W110 Fluid. This must be checked in order to receive your differential. The core charge may be refunded once your existing differential is returned to us and inspected. Must be returned within 15 days of delivery.
