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  • Home
  • Products
    • Choose Bike
    • MotoAmerica
      • Kawasaki Ninja 400
      • Kawasaki Ninja 650
      • Suzuki SV 650
      • Yamaha YZFR3
      • Yamaha FZ/MT07
    • 520 Lightweight Sprocket Kits
    • 415 Lightweight Sprocket Kits
    • Accessories
      • Machined Adjustable Folding Levers
      • Tire Warmers
    • Air Intake System
      • Air Filters
      • Bored Throttle Bodies
      • Velocity Stack
    • Apparel
    • Brake Systems >
      • Accossato Racing Brake Components
      • Brembo Brake Components
      • EBC Brake Components
      • Galfer Brake Components
      • Magura Brakes Components
      • SBS Brake Components
      • Vesrah Brake Components
    • Captive Wheel Spacer Kits
    • Ceramic Bearing
      • Ceramic Transmission Bearings
      • Ceramic Wheel Bearings
    • Cooling System
      • Cooling Kits
      • Cooling System Accessories
      • Febur Auxiliary Radiators
      • Radiator Guards
      • Samco Cooling Hose Kits
    • Data Acquisition
    • Dyno Run Results
    • ECU Flashing
    • Engine Components
      • Camshafts
      • Carrillo Connecting Rods
      • Clutches
      • CNC Ported Cylinder Heads
      • Gaskets
      • Overbore Engine Kits
      • Piston Kits
    • Exhaust Systems
    • Healtech Electronics
    • HM Quickshifter Products >
      • HM Cloud
      • Downloads and Videos
      • M3 Dashboards
      • Pitboard
      • Product Spec >
        • HM Plus
        • HM Plus SS
        • HM Superlite
        • Comparison Guide
      • Quickshifters
      • Quickshifter Accessories >
        • Machined Aluminum Shift Rods
        • Harnesses/Looms
        • Grub Screws/Hyme Joint-Rose Buds
      • Stand Alone Blipper Shifters
      • Stand Alone Lap Timer
    • Race Body Work
      • Yamaha YZFR-3
      • Ninja EX300
      • Ninja EX400
    • Spears Racing Slipper Clutches
    • Spears Racing News
    • Suspension Products >
      • Andreani
      • Intiminator Inertia Active Suspension
      • SKF Fork Seals
      • Nitron Race Suspension
      • Öhlins
    • Titanium Fasteners
    • Transmission Undercutting
  • Our Services
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  • Contact Us
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Choose Your Bike

"Our Passion is Competing Our Goal is to Win"
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Suzuki SV1000/TL1000

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Yamaha FZ/MT-07/YZF-R7

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Suzuki SV650

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Kawasaki 250

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Aprilia RS660

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Kawasaki ER/EX650

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Kawasaki EX300

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Yamaha R-3

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Kawasaki EX400

 (209) 923-4684
 15253 S Inheritance Way
Manteca, California 95336 US

Working Hours

Monday
9am - 5pm
Tuesday
9am - 5pm
Wednesday
9am - 5pm
Thursday
9am - 5pm
Friday
9am - 5pm
Saturday
CLOSED
Sunday
CLOSED

Our Products

  • 415 Lightweight Sprocket Kits
  • Accessories
  • Brake Systems
  • Ceramic Bearing
  • Dyno Run Results

All Products are covered under the Spears Racing Return Policy.

  • ECU Flashing
  • HM Quickshifters Products
  • Lacomoto Race Body Work
  • Suspension Products
  • Titanium Fasteners

There is no return on Electrical or Power Commanders.

  • Terms and Conditions

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