Race Tech HP Springs have a high stiffness-to-mass ratio. In other words, each spring is particularly light for its particular spring rate. This requires the finest materials and processing. Each spring is shot-peened and preset so it won't sack out over time.
Race Tech HP Spring has the highest rate tolerances in the industry
High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel
Fitment is guaranteed or your money back plus free return
Don't waste time installing a product that doesn't fit. We
worked hard ensuring that this product is an exact fit on the
vehicles listed below.
DVX 400 2004-2008
TRX250R FourTrax 250R 2x4 1986-1989
TRX400EX FourTrax 400EX 1999
TRX400EX Sportrax 400EX 2000-2007
LT-Z400 QuadSport 400 2003-2007
YFM350X Warrior 1987-2004
YFM660R Raptor 660R 2002-2005
YFM700R Raptor 700R 2006
YFZ350 Banshee 1987-2006
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