Clutch Operating Pinion, for use on BSA models: C15, B40, B25, C25, B44 & B50. Triumph models: TR25 & TR25W.O.E.M: 40-3283 / 57-2700 / T2700Clutch Operation Pinion: 40-3283 / 57-2700 / T2700. 27223SKU: 40-3283 / 57-2700 / T2700£7.99PriceQuantity*Add to Cart