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VMX Magazine

Life is not a journey to the grave with the intention of arriving safely in a pretty and well preserved body, but rather to skid in broadside, thoroughly used up, totally worn out, and loudly proclaiming:
"WOW, what a ride !!!"


Built by: Don Mendenhall of Back in the Day MX

Machine work & Billet products by Back in the Day MX
The "LumberJack" would be proud!


  • Cases dipped / blasted & powder-wrinkle hard-coated
  • crank bearing replaced / crank rod replaced
  • crank trued & welded
  • cases matched transmission shift shafts / shift drum & gears polished
  • cylinder bored / ported & blasted
  • head re - worked
  • clutch basket / pressure plate & inner hub hard all cleaned & hard anodized
  • pro - x clutch fibers & steels
  • billet t-7075 boost bottle
  • billet t-7075 intake reed spacer
  • boyesen reeds


  • frame dipped / blasted & powder-coated
  • welds checked & re - done where needed
  • brackets fabricated & welded to accept toque arm
  • ( floater conversion )


  • billet extruded aluminum 7075 rims anodized gold
  • heavy duty stainless steel spokes
  • front & rear hubs machined flush / smooth
  • rear hub machined modified for sprocket bolt mod
  • hubs powder-coated gloss black
  • billet gold anodized drilled light rear sprocket
  • stainless hardware / allen bolts & lock nuts / washers applied to rear sprocket (machine mod)
  • Dunlop 756 tires
  • Michelin tubs
  • koyo bearings front & rear
  • billet t-7075 front & rear anodized red wheel spacers
  • nos front & rear axles
  • vesrah front & rear brake shoes
  • powder-coated front & rear brakeplates
  • drilled rear brake-plate arm
  • front dual lead brake linkage / mod. heavy duty billet


  • lower legs machined flush / all bracketry removed
  • lower legs bead blasted & powder-coated clear
  • Simons anti cavitater internals
  • heavy duty fork springs
  • billet t-7075 flush style fork caps anodized blue with "on the fly bleed system" anodized red push caps
  • titanium nitride coated upper legs
  • low profile fork gators
  • billet t-7075 preload spacers


  • powder-coated shock body
  • heavy duty powder-coated shock spring
  • billet anodized t-7075 external preload spacers
  • travel mod
  • stainless 304 cad plated gold valve body
  • re - valved shim stack
  • internal billet t-7075 preload spacer
  • heavy duty shock seal-head with bottoming bumper
  • remote reservoir with separate compression damp. control knob
  • stainless steel shock hose / double woven with high temperature & high pressure & aluminum anodized fittings
  • heavy duty shock bumper


  • billet t-7075 triple clamps (upper & lower)
  • renthal handlebars
  • nos stem
  • magura clutch & brake perch & levers
  • magura throttle assembly
  • koyo bearings
  • fmf grips
  • team Yamaha crossbar pad
  • billet plate brackets
  • billet front plate cable keeper
  • cable saver opaque front plate


  • dc opaque side-panels
  • numbers & backings with logo by guts
  • oem nos front & rear fender


  • motion pro custom made by order / one off
  • heavy duty type terminator 2: clutch / throttle / brakes cables


NOTE: this bike has been modified to a floating brake system

  • '79 YZ 400 seat pan & foam with low profile seat cover "custom made gripper style" with logo
  • billet t-6061 polished chain guard
  • billet t-6061 billet chain guide with delron chain buffer & stainless hardware
  • '79 YZ 400 swing-arm dipped / bead blasted & powder-coated gold
  • billet t-6061 polished torque arm
  • stainless 304 1/4" brake rod with drilled heavy duty clevis
  • billet t-7075 anodized red rear brake adjustment knob
  • billet t-7075 anodized red brake rod adj #2
  • billet t-6061 polished rear brake pedal
  • team Yamaha pre cut perforated graphics
  • nos oem front & rear fender
  • billet t-7075 chain adjustment blocks
  • uni air filter
  • billet t-6061 anodized red & gold set pins
  • onyx steel bead blasted & powder-coated clear two inch wide vintage style foot-pegs
  • bead blasted & powder-coated clear to match OEM peg foot-peg brackets
  • billet t-7075 anodized red seat bracket kit
  • renthal gold series pro mx chain
  • pbi counter shaft sprocket cad plated
  • stainless steel clamps used everywhere applicable
  • works cone type exhaust pipe
  • aluminum shorty works type silencer
  • billet aluminum anodized red front number-plate cable keeper
  • billet aluminum front number-plate brackets



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