500cc simultaneous firing twin cylinder 2-stroke engine, 6-speed 4.2:1 wide ration transmission. Main frame TIG welded from 4130 chrome moly aircraft tubing. aluminum 7075-T6 fork yokes forged by Smith & Wesson to pistol frame specifications. Only production dirt bike with double acting hydraulic rear disc brake. 4" travel rear shocks with unique hydraulic stop. New full bore wide oval profile tires 315-21 front and 420-18 rear.
1972 Yankee Z - It lives Vintage Ad available at www.DadsVintageAds.com
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