QA1 27 Series Shock - Monotube - Linear - 14.3" Compressed - 22.63" Extended - 12-2 Valving - Steel - Zinc Plated Tie Rod Heim Joint You'll recognize the 7AL-2 Plus

You'll recognize the 7AL-2 Plus Ignition Control now in Black

2002-2004 GMC Sierra 2500 HD

58cc combustion chambers

7L LS-1 engine

QA1 27 Series Shock - Monotube - Linear - 14.3" Compressed - 22.63" Extended - 12-2 Valving - Steel - Zinc Plated Tie Rod Heim Joint You'll recognize the 7AL-2 PlusThe 27 Series is a brand new stock mount monotube shock. Featuring a zinc plated body, 46 MM hard anodized piston and multiple valving options, the 27 Series works like our tried and true 26 Series, but with stock mount option. They are zinc plated for corrosion resistance, and are a popular choice for street stocks, hobby stocks, mini stocks and other classes that require a stock mount shock. These shocks are available with Hyperscrew (27 Series), or