J&M XT Fairing Speaker Upgrade Kit Honda Gold Wing / Valkyrie Gl1800 Features: Manufactured a full 10mm's larger in cone diameter than stock, yet retains the same exact dimension mounting hole pattern and electrical spade-lug size/polarity as stock Rated at 3 ohms impedance and 140 watts max power Provides maximum air movement and voice coil cooling, along with superior bass and midrange responses 100 waterproof from the frontal position 2 full decibel increase over stock