Serving customers since 1960 — over 250,000 satisfied customers
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3.624in Maximum Flange Outside Diameter
3.624in Maximum Flange Outside Diameter
With heavy duty 4000 lb axle
Excluding heavy duty; With threaded lower ball joint
Heavy duty
Excluding heavy duty; With threaded lower ball joint
Standard
Standard
With 3000 to 3600 lb axle rating; Without HD package
With 4000 lb front axle & HD package - 2WD
1in Sway Bar Diameter
With 3000 to 4000 lb axle rating
With 4000 lb front axle & HD package
With 4000 lb front axle & HD package
1 Groove Intake Valve
Except Premium Engine
4 Groove Exhaust Valve
2 Groove Intake Valve
2 Groove Exhaust Valve
Premium Engine
Hydraulic Lifter
2 Groove Intake Valve
Premium Engine
