AEM Factory Sprocket Flange “D-Sei V4”
Sprocket flange for all V4 large rear axle Ducati and 6 bolts sprocket carrier. AEM Factory developed this cool design called D-Sei V4 to achieve the best mass reduction possible, improving the rigidity and resistance of OEM component.
All AEM products are made on order. Please allow 4 to 6 weeks for delivery.









