Shocks Overview:
Upgrade your Vintage buggy handling and durability with the Koswork 12mm Big Bore Shocks — built for smoother damping, better bump control, and race-ready performance right out of the box!
About the 12mm Big Bore Shocks
Precision Performance Upgrade
The Koswork 12mm Big Bore Shocks are a direct replacement and upgrade for most vintage buggies on the market from Tamiya, Yokomo and Kyosho! Designed to deliver smoother damping and better bump handling. Featuring CNC-machined 12mm self-lubricating pistons and Ti-Nitride coated shafts, these shocks offer long-lasting, friction-free performance with enhanced traction and consistent control.
Built to Last
With polished inner shock bodies, hard-coated aluminum finishes, and durable aluminum components throughout — caps, collars, cups, and retainers—these shocks are engineered for strength and style. Optional springs and pistons allow fine tuning for any track condition, making this set a top-tier choice for racers looking to optimize performance.
Features:
- Direct upgrade for popular vintage buggies
- Uses 12mm big bore pistons
- Hard-Coated shock bodies
- Polished inner body for smooth action
- Ti-Nitride shafts for durability and smooth damping
- Aluminum parts for strength and grip
- Optional springs and pistons are available for tuning
Includes:
- (2) 12mm Front Big Bore Shocks
- (2) 12mm Rear Big Bore Shocks
This product was added to our catalog on July 17, 2025
- Kyosho Javelin
- Kyosho Optima
- Kyosho Optima Mid
- Kyosho Scorpion 2014
- Kyosho Ultima 1987 JJ Replica WC
- Kyosho Ultima DB
- Kyosho Ultima Original
- Tamiya BBX
- Tamiya DT-03
- Tamiya DT-04
- Tamiya Super Astute 2018
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