Core RC Hi Response TC Spring 2.9 - Purple

The Core RC Hi Response TC Spring 2.9 - Purple (SCH-CR847) is part of the Core RC Hi Response spring range for 1/10th touring and FWD cars, developed by Schumacher engineers and high-level drivers to deliver quicker chassis response.

Featuring fewer coils and a thinner wire diameter, the design significantly reduces mass—over 40% lighter than competing springs, equating to around 5.2 g per set of four—while maintaining a precise, consistent rate.

Key Features

• 2.9 N/mm spring rate with purple identification.
• Engineered to improve responsiveness on 1/10th touring and FWD platforms.
• Fewer coils and thinner wire for reduced weight.
• Over 40% weight saving versus competing designs (approx. 5.2 g per set of four).
• Part of a wide linear range from 1.9 N/mm to 3.5 N/mm, plus a progressive option (2.2–2.9).

Suggested Compatibility

• 1/10th on-road touring car chassis.
• 1/10th FWD on-road chassis.

Related Sets

• CR852 Soft: 1.9, 2.1, 2.3, and 2.2–2.9 progressive.
• CR853 Medium: 2.5, 2.6, 2.7, 2.8.
• CR854 Hard: 2.9, 3.1, 3.3, 3.5.