1) Large Case 3.91 LSD : Great upgrade for E34/E31/E32 8 and 12 cyl. cars, makes your car feel 500LB lighter, acceleration is greatly improved, biggest bang for the buck upgrade you can get...car comes alive!
3.91 LSD was only offered in the US E-34 M5 up to 7/91,remaining years 92&93 used a 3.73 gear ratio.
2) Large Case 3.15 LSD Upgrade for E31 850i 6 speed, E31 850ci 5 speed automatic, marginal upgrade for E31 840i 5 speed automatic and E34 540i manual.
3) Large case 3.64 Open differential, great upgrade for 5 speed automatic E31 840i 840ci and some other BMWs.
These differentials are a direct swap, all you need to do is swap the output flanges and the back cover, in some cases input flange.
Prices and quantities available plus shipping:
1) 3.91 LSD (1) $1700 ea
2) 3.15 LSD rebuilt, 40% lock up. (1) $1600
3) 3.15 LSD used, in great condition $1200.
4) 3.64 open (3) $600 ea
5) Custom fully professionally rebuilt large case 3.45 LSD and 3.64 LSD differentials upon request. (cost wise approx 1k cheaper than diffsonline or turner charges.)
All differentials are in good shape without any noises or excessive shaft play.
Last edited by dragon850; 01-26-2018 at 02:34 PM.
looking for a diff and axels and shafts for my 96 318is. i think th3 3.45 LSD should fit???
whats your price for that?
PM’ed you, dragon850.
Does the ASC still function after installing an LSD to a 4-speed 850i?
Yes. It can't tell.
Desecrator of all things Sacred
Do you have any 3:64 LSD on hand and How much is a 3:64 LSD diff for the 97 840ci?
My apologies for the delayed response, been busy at work. I did receive your price, I will start new phase of upgrades the beginning of the year. If you still have any diffs at that point I will P.M you.
Thanks!
Updated, only 1 3.91 LSD remaining.
I just rec'd a 3.91 LSD from Ed, thanks! I haven't opened it up but it feels very smooth. Hope to get it installed in the next few months.
Updated quantities and pricing INCLUDING shipping within USA:
1) 3.91 LSD (1) $1700 ea (shipped)
2) 3.15 LSD rebuilt, 40% lock up. (1) $1600 (shipped)
3) 3.15 LSD used, in great condition $1200. (shipped)
4) 3.64 open (3) $600 ea (on sale for $500 shipped)
5) Custom fully professionally rebuilt large case 3.45 LSD and 3.64 LSD differentials upon request. (cost wise approx 1k cheaper than diffsonline or turner charges.)
What's left:
1) 3.91 LSD used, super low miles, looks new (1) $1800 (shipped)
2) 3.64 LSD fully rebuilt with an upgraded GKN Viscolok 7 disk LSD unit. (1) $2100 (shipped)
3) 3.15 LSD used, in great condition $1200. (shipped)
Last edited by dragon850; 02-08-2018 at 04:34 PM.
Interested in large case 3.64 or 3.15. Please PM me.
Crazy times...but a good time to upgrade my 91 E31. Do you have any 3.64 or 3.91 rear diffs for sale?
If it's a auto, You would appreciate a 3:91 as it comes stock with a open 3:64
Are you still able to get 2.81 R&Ps in 210 mm by any chance?
3.15 210 diff for sale?
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