Alpine S2-W10D4 Motorcycle Source Units M2 subwoofers are equipped with

M2 subwoofers are equipped with a Versa Switch™ to make changing impedance between 2 and 8 ohms as easy as flipping a switch

5625 in / 268 mm Mounting Depth (E) 6

Continuous Power Handling (RMS) 1000 W System Nominal Impedance 3 ohms Enclosure Type Chamber-coupled

aluminum logo cap on the end opposite the speaker

Steel mesh grille insert for select JL Audio 10-inch Subwoofers

Alpine S2-W10D4 Motorcycle Source Units M2 subwoofers are equipped withAbout the Alpine S2 W10D4 Great bass for less For the best in bass, you need the best in materials and engineering. Alpine's redesigned Next Generation S Series subwoofers apply technology from their higher end subs to bring you the depth and punch that'll make your tunes come alive. With high tech materials and Alpine know how, these subs deliver the lows you crave at a budget friendly price. Redesigned for better sound The S W10D4 10" sub handles up