The Mongoose® Californian™ is a race ready machine... engineered, styled and equipped in the finest tradition of bicycle motocross. The Californian™ features all chromoly frame and fork construction, utilizing high strength, extra large diameter Triple Butted top and down tubes. It includes an array of performance racing features and equipment including patented Pro Class™ Hard Anodized Wheels*, large platform SR alloy pedals, Suntour chromoly 16 tooth freewheel, quick change Power Plate™ and high torque 175 mm heat treated, Boron Steel SR Cosmolite cranks. The Californian™ even comes equipped with a complete set of color coordinated Mongoose® Racing Pads. The Mongoose® Californian™ is brilliantly chrome plated and finished with your choice of red, blue or black accessories. The Mongoose® Californian™ is also available equipped with optional 175 mm Pro Class™ Tubular Chromoly Cranks. The Mongoose® TC or Tubular Crank model is available in chrome with black accessories. Comfortable M- 1M Vented Saddle and Laid Back chromoly seat post provide the latest in aerodynamic styling. Pro Class™ Series III Hard Anodized Wheels shown to be up to 21% stronger. The Californian™ TC model comes equipped with Pro Class™ Tubular Chromoly Cranks.
Frame + Fork
SR Cosmolite 1pc Cranks
Pro Class Seies III Alloy Rims
To use the BMX SerialFinder start typing the whole serial into the search bar at the top of the page, or use the Advanced Search page. Based on your entry, a filtered list of possible bikes that match your serial year and month will appear. Do not include the individual frame numbers (see below).
Mongoose BMX serial numbers.
The serial number is found under the bottom bracket. The first character is the factory code M = Merida.
Second character is year of production. 4 = 1984, 5 = 1985. Production would have most likely started around May 1984 through to Aplril 1985.
Third character is month of production. A = January, B = Febuary, C = March, D = April, E = May, F = June, G = July, H= August, I = September, J = October, K = November, L = December
Made in Taiwan.
As a general rule, bikes made in Taiwan had around a 8 month production lead timeline before they were delivered and sold in bike shops around the world. Generally around May of each year, factories would switch production to making models for the following year.
