The Stumpjumper arrived in 1981, drawn up by Tim Neenan and sold for $750 complete or $395 as a frame; about 500 were built in the first year, according to BikeRadar. The SFO Museum's example has a chrome-moly steel frame and weighs 33lb. The Mountain Bike Hall of Fame says it was made in Japan and first shown at a trade show in September 1981.
Known components
Listed exactly as our confirmed sources give them, with the year and source for each. A part listed for one year or version may not apply to every bike, so check against yours.
Frame and fork
- Chrome-moly steel frame1981 — SFO Museum
What the sources say
| Year | Name · variant | Details | Source |
|---|---|---|---|
| 1981 | Stumpjumper | Drawn by Tim Neenan; $750 complete or $395 as a frame; about 500 built in the first year. | BikeRadar |
| 1981 | Stumpjumper | Chrome-moly steel frame, 33lb; mass-produced in Japan; about $750. | SFO Museum |
| 1982 | Stumpjumper | Made in Japan for Specialized Bicycle Imports of San Jose; first shown at a trade show in September 1981. | Mountain Bike Hall of Fame |
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Sources
Last updated 19 October 2026. Every fact on this page comes from one of these.