Kicker 40PS42 is a 4-inch PS-Series powersports speaker pair designed for compact motorcycle, UTV, and outdoor audio applications. The small speaker size gives builders a practical upgrade path for tight locations where larger coaxials will not fit. Key Performance Features 4-inch PS-Series powersports speaker pair 2 Ω nominal impedance Compact speaker size for tight installation areas Designed for motorcycle, UTV, and outdoor audio applications Marine / Powersports Durability Designed for marine, powersports, motorcycle, or outdoor audio environments when used in the intended application Weather-resistant construction supports installations exposed to vibration, moisture, and outdoor conditions Proper mounting, wiring, and amplifier matching are required for reliable long-term operation System Architecture Type: Powersports speaker pair Size: 4 inches Nominal Impedance: 2 Ω Application: Motorcycle, UTV, powersports, and compact outdoor audio systems Power Handling / Output RMS Power: Verify against Kicker specifications before amplifier matching Peak Power: Not provided Driver / Construction Compact 4-inch driver platform Weather-resistant powersports speaker construction Designed for small-format audio installations Installation Use Cases Motorcycle fairing or pod-style speaker upgrades UTV and powersports speaker replacements Small custom audio locations Technical Specifications Brand: Kicker Series: PS Model: 40PS42 Product Type: Powersports speaker pair Size: 4 inches Impedance: 2 Ω Identifiers & Packaging MPN: 40PS42 UPC: 713034065739 Sold As: Pair Included Components: Two speakers, mounting hardware, documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in marine, powersports, motorcycle, and vehicle audio upgrades Expert support for speaker selection, amplifier matching, and clean system setup