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3.0" PRO BONZI. A favorite with racers across the country, and they are amazing!!! All new design steel bodies, 1.50" shafts, wear band pistons, large bore reservoirs and custom modified flow valves. This shock was 100% dyno designed, Every set is dyno tested. Made in USA.


  • Steel Precision Honed D.O.M bodies cadmium plated.
  • Shock travel ranges from 16” to 30".
  • All 3.0" PRO BONZI shocks come with steel big bore bodies.
  • Unlimited valving shim options.
  • Custom piston designs for Monster Truck racing.
  • Huge 3.0" dia. Race design thread together reservoirs. (no snap rings)
  • 3000 p.s.i. Stainless High flow schrader valves
  • High strength 1.50" hard chrome steel shafts.
  • 3/4" chrome-moly heims. 
  • Made in USA



Recommended nitrogen pressure

Minimum 150 psi PRO Series Reservoir shocks at full extension.

Shocks require a Nitrogen charge to fine tune ride height.

Package includes:

(4) 30" Travel Shocks

(8) 30" 3-3/4" BLACK Springs

3.0 Pro Series Bonzi Package (Set of 4) 30" Travel

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