Rear Diff Side Support Bearing Letter Mark Supports factory features such as

Supports factory features such as SI Drive (set up with any type of control)

Legacy/Outback EJ253 MY05-07

Factory water-oil cooler transfers heat between oil and coolant

STI 6MT DCCD MY01-05

Metal exhaust gaskets for the connection between the cylinder head and exhaust manifold

Rear Diff Side Support Bearing Letter Mark Supports factory features such asTapered roller bearing with race for rear differential. The tapered bearings press on to the differential unit (or limited slip diff) and the races slide into the side diff retainers. Fits both R180 and R160 differentials. Often replaced during comprehensive rear diff overhauls or when fitting an aftermarket limited slip. Always replace when the bearings feel rough or noisy. Sold individually. Manufacturer Part No: 806340120 What it fits: Fits Most