Is it ok to mix DOT 4 and DOT 5.1 in the same brake set? I have a bottle of DOT 4 that is running out, and I have bought DOT 5.1 to refill. Can I mix them?
Mtbr's 2016 Winter Biking GearReviews and Roundups
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Thread: DOT 4 and DOT 5.1 mixed?