HENGJIAN S8-Z300 Rear Shock Assembly S8-Z300-15.1-01
The HENGJIAN rear shock assy S8-Z300-15.1-01 is an OEM-spec rear monoshock assembly developed specifically for the Hengjian S8-Z300 2-stroke enduro is designed to restore the original rear suspension performance, chassis balance and off-road stability of the bike by matching factory damping characteristics and spring rate.
The Hengjian S8-Z300 is a single-cylinder, water-cooled 2-stroke enduro motorcycle with 293.2 cc displacement, 72 x 72 mm bore and stroke, a 1465 mm wheelbase and a curb weight of around 107 kg, which defines the load, geometry and traction requirements this rear shock is tuned to assembly follows the same fitment and specification used in the original rear suspension system.
Key Features
- OEM rear shock absorber assembly for the Hengjian S8-Z300 2-stroke enduro motorcycle.
- Factory-matched spring and damping characteristics for the S8-Z300 chassis, ensuring balanced handling between front and rear suspension.
- Monoshock design engineered for off-road and enduro use, supporting aggressive trail riding, technical sections and mixed terrain.
- Direct-fit replacement using the original S8-Z300 rear suspension mounting points, without modification to frame or swingarm.
- Supplied under manufacturer part code S8-Z300-15.1-01 within the official S8-Z300 rear shock absorber parts group.
Benefits
- Restores precise rear wheel control and traction on loose, rocky or rutted surfaces.
- Helps maintain correct ride height and sag for the S8-Z300, supporting confident cornering and braking stability.
- Reduces the negative effects of a worn or leaking shock, such as rear-end wallow, excessive bottoming or inconsistent rebound.
- Maintains the intended comfort–control balance of the OEM S8-Z300 suspension package for long off-road rides and training sessions.
Technical Information
| Manufacturer | HENGJIAN |
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| Manufacturer code | S8-Z300-15.1-01 |
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| Component type | Rear shock absorber assembly (rear monoshock) |
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| Vehicle application | Hengjian S8-Z300 2-stroke enduro motorcycle |
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| Engine background | Single-cylinder, 2-stroke, water-cooled, 293.2 cc (72 x 72 mm) |
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| Chassis context | Approx. 1465 mm wheelbase, 107 kg curb weight, 130/90-18 rear tyre (OEM S8-Z300 specification) |
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| Position | Rear suspension, mounted between main frame and swingarm |
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| Supplied condition | Complete shock unit as assembled by the manufacturer, intended as an OEM replacement part |
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Typical Use Cases
- Replacement for a worn, damaged or leaking original rear shock on a Hengjian S8-Z300.
- Suspension refresh when overhauling a high-hour S8-Z300 used in enduro, hard enduro or training environments.
- OEM-correct part choice for workshop repairs and maintenance of Hengjian S8-Z300 fleets.
- Use in restoration projects where maintaining factory suspension feel and geometry is a priority.
Compatibility
| Brand | Model | Year |
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| HENGJIAN | S8-Z300 | All model years and versions specified with OEM part code S8-Z300-15.1-01 |
