THIS IS A PAIR OF GEARBOX MAINSHAFT BEARINGS TO FIT 4 SPEED UNIT TRIUMPH 650 AND 750 TWINS AND TRIPLES. IT IS A HIGH GEAR BEARING, PART NUMBER T448, 57-0448, D3556,60-3556 AND AN INNER COVER MAINSHAFT BEARING PART NUMBER S35-7, OR 60-3552 BOTH ARE GENUINE RHP.
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