XRay Rear Spring Set C=0.40 - 2 Dots (2)

The XRay XR368285 Rear Spring-Set C=0.40 – 2 Dots is a genuine replacement rear shock spring pair for the XRAY XB4 1/10 4WD buggy. These are the stock springs supplied in the kit. Designed for big bore shocks, each spring is manually measured, selected and matched into pairs for equal length and damping, with laser-engraved markings for quick identification.

Key Features

• Linear rate C=0.40 (2 dots)
• Supplied as a matched pair for consistent damping
• Developed for big bore shock performance
• Laser-engraved for easy spring ID
• Listed as the standard rear spring in the XB4 range

Rear XB4 Spring Rate Options

• XRA368273: Progressive, C=0.35–0.45 (2 stripes)
• XRA368284: Linear, C=0.35 (1 dot)
• XRA368285: Linear, C=0.40 (2 dots)
• XRA368286: Linear, C=0.45 (3 dots)

Effects of Shock Spring Changes

• Softer: Increased chassis roll, increased traction, better in bumpy conditions, more likely to bottom out
• Stiffer: Decreased chassis roll, decreased traction, increased responsiveness

Suggested Compatibility

• XRAY XB4 1/10 4WD buggy