This is a pack of two "Black - 0.874 Rate" Traxxas Progressive Rate XX-Long GTR Shock Springs. These are the stiffest progressive springs available for the XX-Long shock (TRA7462X). Traxxas offers a wide variety of spring rates for the GTR shocks to provide almost limitless tuning possibilities. The springs are made from high-quality spring steel with durable powder-coated finishes, and the spring rate is indicated by colored dots on the end of the spring.

XX-Long Spring Rates:

• Softest
• TRA7442: Orange - 0.711 Rate
• TRA7443: Green - 0.762 Rate
• TRA7446: Black - 0.874 Rate
• TRA7447: Pink - 0.884 Rate
• TRA7449: Blue - 1.004 Rate
• Hardest