Description
Overhauling your clutch plate assembly with these aftermarket heavy-duty carbon steel coils is a vital step for any rider wanting sharp engine response and reliable power delivery. The standard factory tension parts are a known weak point—they fatigue quickly from continuous thermal cycles, causing the internal friction elements to slip, heat-warp, and glaze over during daily riding or touring. When your internal pressure drops out of line, engine power is wasted inside the casing, resulting in a laggy throttle connection and a soggy, inconsistent handle lever feel. Sourcing this uprated Hyosung 125 clutch springs set from trusted names like Lucas or EBC provides an inexpensive insurance policy that keeps your transmission biting squarely across your latest restoration project.
Each package arrives fully loaded with all five individual pieces required to refresh your interior basket properly on the workbench. These premium coils undergo specialized heat treatment during production to guarantee they hold their total free length measurements without sagging over long road trips. Upgrading your internal components provides a rock-solid, completely predictable mechanical engagement point under your fingers, shielding your primary drivetrain from premature wear while boosting overall drivability on everyday journeys.
💎 ENGINE CLUTCH HYOSUNG 125 CLUTCH SPRINGS SPECIFICATIONS
| Uprated Clamping TensionStronger spring coil profiles that push the basket plate squarely to stop high-RPM transmission slip. | Heat-Treated Carbon SteelTough composite metal winding engineered to handle hot oil pan environments without warping. |
| 5x Complete Coil SetFull matched set pre-ground to sit flat against the internal pressure caps for balanced load lines. | True Factory BlueprintTurned accurately to original factory parameters to replace reference part number: 09440-15014. |
📜 Confirmed Model Fitment
Hyosung Models: Sizing and compression rates are verified strictly for the 125cc V-twin engines listed below within their production year spans. See the diagram picture for side casing bolt arrangements.
| GT125R / GT125RC Sports Up to 2020 models |
GT125 Naked Comet Up to 2020 models |
| GV125 Aquila / Mirage Up to 2017 models only |
Strictly carb models only. |
🔧 Installation Tips & Help
Swapping out your basket hardware requires no special specialized garage tooling, just basic tools and a steady criss-cross pattern sequence on the workbench:
- Always Renew as a Balanced Set: Never mix fatigued old parts alongside fresh components inside the engine. You must fit all five coils at the exact same moment on the bench to guarantee completely uniform clamping tension, which stops the pressure plate from flexing out of square.
- Follow Even Hand Tool Torque Specs: When tightening down your spring bolts back into the hub posts, use an alternating star pattern to wind them down a few turns at a time. This distributes pressure lines evenly to avoid snapping the delicate cast alloy threads or causing cover oil leaks.
- Run a Safe Standstill Test: Once you bolt the right side engine cover back on tight, test your handlebar lever engagement fully while sitting at a complete standstill before pulling out onto the road.
- 🛢️ Planning a full fluid drop and a fresh filter element at the same time? Review our simple community step-by-step walk-through before using your tools: oil filter change tutorial here.

















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