ExpertPower Gel Motorcycle Battery 12V 21Ah 340 CCA — Y50-N18L-A3 Fit for Honda GL1500 (1988–2000), Sealed Vibration‑Resistant

ExpertPower Y50-N18L-A3 is a sealed 12V gel motorcycle battery delivering 21Ah and 340 CCA, built to replace the OEM battery in Honda GL1500 Gold Wing (1988–2000) and similar motorcycles.

If you ride a Honda GL1500 or a bike that uses the Y50-N18L-A3 battery group, this ExpertPower sealed gel battery is a direct-fit replacement engineered for dependable starts, safe mounting in confined spaces, and long service under vibration. Its spill-proof gel electrolyte and robust case let you install it in multiple orientations without worrying about leaks, and the plug-and-play terminals make swapouts simple.

How much starting power and capacity does this battery provide?

The ExpertPower Y50-N18L-A3 supplies 12 volts with a rated capacity of 21 amp-hours and a cold-cranking current of 340 CCA, which is tuned for reliable ignition of large-displacement touring motorcycles like the GL1500. That balance of reserve capacity and cranking amps supports accessory loads while giving consistent starting performance in varied conditions.

• Voltage: 12 V
• Capacity: 21 Ah
• Cold-cranking amps: 340 CCA
• Designed for heavy-tourer starting and accessory use

Is this battery safe to mount inside tight compartments?

Yes — the battery uses sealed gel technology so the electrolyte is immobilized, preventing spills and permitting flexible mounting orientations where space is limited. Its sealed case also reduces maintenance compared with flooded batteries, eliminating the need to check fluid levels.

• Sealed gel construction prevents leaks
• Mount in multiple orientations safely
• No periodic electrolyte topping required
• Rugged case resists vibration and shock

Will it fit my Honda GL1500, and what are the physical specs?

This battery is manufactured to the Y50-N18L-A3 group dimensions and polarity patterns used by Honda GL1500 Gold Wing models from 1988 through 2000. It ships ready to install with standard nut-and-bolt terminals and clear polarity markings for correct connection.

• Compatible models: Honda GL1500 Gold Wing (1988–2000)
• Dimensions: 3.58" D x 8.07" W x 6.25" H
• Polarity: negative (-) on one terminal, positive (+) on the other
• Terminal type: standard nut-and-bolt for plug-and-play swap

How durable is the ExpertPower battery for long tours and regular use?

The case and internal construction are designed to resist the vibration and shocks typical of large touring motorcycles, helping preserve plate integrity and cycle life. The gel electrolyte minimizes internal movement and helps the battery withstand repeated starts and accessory draw during long rides.

• Vibration-resistant housing
• Shock-tolerant gel electrolyte
• Maintenance-free sealed design for reliability
• Engineered for repeated start cycles on touring bikes

Who is this for? Riders who own a Honda GL1500 Gold Wing (1988–2000) or any motorcycle specifying the Y50-N18L-A3 battery group and who need a safe, maintenance-free replacement will find this ExpertPower gel battery well suited. It’s aimed at touring riders who demand dependable starting, flexible mounting, and a rugged, sealed battery that reduces upkeep and stands up to vibration and long rides.