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This is an authentic OEM Kawasaki coolant expansion reservoir tank designed for classic GPZ-series sportbikes. It functions as the radiator overflow recovery bottle, managing coolant expansion and helping maintain proper engine temperature. Made from semi-transparent polyethylene plastic, it allows easy fluid-level inspection. Included Components * Reservoir tank body * Original threaded black fill cap * Molded FULL and LOW level markings Part Specifications * Manufacturer: Kawasaki * OEM Part Number: 43078-1053 (Tank) / 43078-1051 (Cap) * Material: Translucent polyethylene plastic Compatible Models & Years * Kawasaki GPZ900R / Ninja 900 ZX900A: 1984–2003 * Kawasaki GPZ750R / Ninja 750 ZX750G: 1984–1986 Please compare the mounting tabs and hose inlet/outlet positions with your original part before purchase.
Please verify compatibility with your specific motorcycle model before purchasing.
Cleaning Status
partially_cleaned
Cleaning Notes
Used surface cleaner
Worldwide shipping available
Express shipping available at checkout
Estimated delivery: 2-5 business days
All items are carefully packaged for safe transit
Items can be insured — contact us for more information
30-day return policy on most items
Items must be in original condition and packaging
Contact support for return authorization
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Yes, all parts with OEM numbers are genuine manufacturer parts. Check the specifications tab for the OEM number.
We offer a 30-day return policy. Items must be in original condition. See the Shipping tab for complete details.
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location.
Parts are sold separately. We recommend professional installation for safety and warranty purposes.
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