1977 Yamaha RD400D
Bring a Trailer
Listed byRLMarx
Reno, Nevada 895119,000 milesManual
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Summary
This 1977 Yamaha RD400D, acquired from its second owner, shows 9k miles and features a 398cc two-stroke parallel-twin that was bored 0. 025″ over with replacement pistons and rings during a 2019 top-end rebuild. The bike is finished in red with a black vinyl two-up seat, which has a noted tear, and a scratch on the fuel tank has been touched up.
More details
It is equipped with a six-speed transmission, front and rear disc brakes, and silver-finished 18″ cast-alloy wheels.
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Loading sold figures · 12 months to Jun 23, '25
Listing history
1 appearance- 6/23/2025Bring a TrailerSold· this listing$6.4k
Bid History
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$6.4k
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Comments
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Top Comments
SoCal250 @seller: "bored 0.025″ over" Are you sure about that? I believe you mean 0.25mm over, as that would be 1st oversize. ... View more
Ben_stevens Is the paint other than the repair original? Does it run and ride good. Completely stock?
RLMarx Hello everyone. I will take this moment to address your qustions. Starting with the Chappy Red paint. Other than the ... View more
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© 2026 Hypercars Technologies Inc. All rights reserved.
Hypercars Technologies Inc. is not affiliated with the companies or individuals mentioned on its site. Third-party trademarks and logos belong to their respective owners; use does not imply endorsement or affiliation. Data is provided "as is" without warranty of accuracy, completeness, or timeliness.