Whether you are installing your new MFactory Limited Slip Differential or just doing routine maintenance, we highly recommend the following Differential Rebuild Parts for your BMW; this small investment can save your differential from failure!

OEM Differential & Pinion Bearings
All of the bearings that we supply are high quality OEM Japanese/German Bearings. Highly recommended when installing a new Differential. These are NOT available from BMW. Prices are per pair

Double Hex Pinion Nut
For the 215 Diff. This nut is required to properly set the Pinion Pre-Load. NOT available from BMW

Ring Gear Bolts
Required to bolt your new LSD to the Ring Gear. Highly Recommended. Set includes 10pcs. NOT available from BMW

Axle Seals
Mandatory requirement whenever the differential unit is removed/reinstalled from the carrier. Prices are per pair

Differential Shim Kits
Mandatory requirement to properly set the back-lash when installing an LSD. Custom designed to reduce install time by 50%! NOT available from BMW

Solid Pinion Sleeve Kit
Highly recommended for high power setups. Replaces the weak oem crush sleeve (a mandatory requirement when replacing a pinion gear), which can/will fail under high load, leading to premature diff failure

Specifications

OEM Differential & Pinion Bearings:

• OEM FAG or KOYO Bearings

Double Hex Pinion Nut:

• Machined from High-Tensile Steel

Ring Gear Bolts:

• Grade 12.9 Bolts. Machined from High-Tensile Steel

Differential Shim Kits:

• Custom C-Clip + Pack of Custom Shims

Solid Pinion Sleeve Kit:

• Machined from High Tensile Steel. Includes custom shim

Axle Seals (2pcs)

M12 Ring Gear Bolts (10pcs)

BMW E46/E8X/E9X/F2X/F3X models with 188 Diff.

MF-TRS-RBSE46

Manufactured by

MFactory

Warranty

Due to the nature of For Race Use Only products, MFactory Competition Products will provide a limited warranty for all Bearings to be free of defects in materials and workmanship upon receipt of product and initial installation only. Parts returned must be determined by MFactory Competition Products to be defective before any warranty credit or replacement is issued.

MFactory Competition Products's obligation under warranty shall be limited to repairing or replacing, at its option, any part proven defective. The customer must prepay transportation charges.

Final determination of the suitability of the products for the use contemplated by the buyer is the sole responsibility of the buyer. MFactory Competition Products shall not be liable for any special, direct, indirect, incidental, or consequential damages, that might be claimed as a result of the failure of any part, including claims for delay, loss of profits, or labor.

MFactory Competition Products shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.

There are no other warranties expressed or implied extending beyond those set forth above.