King RS4516-BP7H 4.5 Pure Race 7-Tube Bypass Shock with Remote Reservoir 16in Stroke

The King RS4516-BP7H is a 4.5-inch Pure Race Series bypass shock designed for extreme off-road racing and high-performance applications. This professional-grade shock features a 7-tube bypass configuration with hose-type remote reservoir, 1.25-inch shaft diameter, and 16-inch stroke length for maximum suspension travel and control.

Key Specifications:

• 4.5-inch shock body diameter for maximum fluid capacity and heat dissipation
• 16-inch stroke length (extended: 43.31 inches, compressed: 27.31 inches)
• 1.25-inch induction-hardened shaft with hard chrome plating and micro-polished 3 RMS mirror finish
• 7-tube bypass configuration with large 1.00-inch bypass tubes
• Remote hose reservoir for flexible mounting options
• Rockwell hardness rating of 60-65 for superior rock bruising protection

Pure Race Construction:

• 4130 Chromoly shock body precision bored to +/- .001 inch tolerance
• CNC-drilled and hand-polished bypass ports for optimal fluid flow
• Cold-drawn 2024 billet aluminum piston with PTFE-impregnated bronze wear band
• Stainless alloy heat-treated valve shims that remain stable at high temperatures
• Viton seals and carbon composite wipers rated to 450°F
• Hard anodized 6063 aluminum alloy reservoir with threaded end caps
• Teflon-lined steel spherical bearings at mounting points

Advanced Tuning Features:

• Each of the 7 bypass stages is independently adjustable and position-sensitive
• Separately tunable compression and rebound damping for each zone
• Final compression stage functions as a hydraulic bump stop
• High-strength heat-treated adjusting screws with precise metering

Built to the exacting standards required for professional desert racing including the Baja 1000 and Dakar Rally, this shock delivers unparalleled performance for unlimited race vehicles and serious off-road enthusiasts. The 4.5-inch diameter provides substantially greater oil capacity than smaller shocks, dramatically reducing fade and increasing seal life under extreme conditions. Each shock is precision-assembled by hand in King's Garden Grove, California facility using American-made materials and is fully rebuildable with simple hand tools.