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adjustable preload rear shock with CNC aluminum head

Adjustable Preload Rear Shock (CNC Head)

Dual-tube hydraulic shock with CNC aluminum head and adjustable stiffness nut. Fits NIU, NINEBOT, TAILG, AIMA and similar e-motos.

Adjustable270-310mmCNC HeadRed/Silver/GoldPair
RedSilverGold
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Overview

Performance dual-tube hydraulic rear shock with CNC-machined aluminum head and bottom adjuster. The stiffness can be tuned on the spot by turning the preload nut. Available in three anodized colors (red, silver, gold) and three eye-to-eye lengths (270 / 290 / 310 mm). Widely used on NIU, NINEBOT, TAILG, AIMA and other modern e-motorcycles.

Before Ordering, Please Confirm

This shock is customizable — please tell us:

Eye-to-Eye Length

Standard 270 / 290 / 310 mm. Other lengths on request.

Head Color

Red, silver or gold anodized CNC head.

Stiffness

Preload nut adjustable on the bike; spring rate also customizable.

Mounting Type

Eyelet-to-eyelet, or fork-end (clevis) bottom.

Specifications

TypeDual-tube hydraulic rear shock (pair)
Eye-to-Eye Length270 / 290 / 310 mm (customizable)
Top / Bottom Bush10 mm
Head Thickness20 mm
Spring Wire Diameter7 mm
Push Rod Diameter12 mm
Outer Diameter~60 mm
Head MaterialCNC aluminum (red / silver / gold)
AdjustmentPreload / stiffness adjustable nut
ApplicationNIU, NINEBOT, TAILG, AIMA, e-motorcycle, scooter

Dimensional Drawing

dimension

Key Features

Dual-Tube Hydraulic

Built-in dual-tube design for consistent damping and comfort.

CNC Aluminum Head

Lightweight, anodized, fracture-resistant mounting ends.

Adjustable Stiffness

Turn the preload nut to tune ride for rider weight and load.

Three Color Options

Red, silver or gold anodized to match your bike style.