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Description

Brake Reservoir O-ring Set 12X16 & 6X10

Hard to find O-rings (it is not available from BMW) between the brake fluid reservoir and the brake master cylinder under the tank of BMW Airheads prior to 09/75. The o-rings are specifically designed to be brake fluid resistant to provide the user a long and durable life-time.

O-ring for between brake fluid reservoir and master cylinder. This fits the two-hole reservoir. 1974-75 R75/6, R90/6, R90S. Measures 12mm ID x 2mm thick (16mm OD) and 6mm ID x 2mm thick (10mm OD)

Equivalent to BMW part # 9263K176 + 9263K166

NOTES:

This is is the for the earlier-version of the master cylinder (two-hole reservoir), measure to make sure your master cylinder if uncertain
Two hole reservoirs utilize to o-rings: 12x16 and 6x10
After to 09/75 the o-rings needed for the reservoir to be properly sealed =18x21 (see Related Products)