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This is a genuine OEM BMW engine coolant radiator expansion reservoir tank designed for classic K-Series motorcycles. Made from durable black plastic, it features an integrated clear fluid-level inspection window and factory-style hose connections for proper coolant overflow and recovery. Product Details * Brand: BMW OEM * Part Type: Coolant Expansion Reservoir / Overflow Tank * Material: Molded Plastic * Placement: Cooling System Compatible Models & Years * BMW K100 / K100RT / K100RS / K100LT — 1982–1992 * BMW K75 / K75C / K75S / K75RT — 1985–1995 * BMW K1 — 1988–1993 * BMW K1100LT — 1989–1999 * BMW K1100RS — 1992–1996 Please compare your original tank, mounting points, hose connections, and part number before purchase to confirm correct fitment.
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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