RockSport BLACK 2.5–4" Rear Reservoir Coilovers for Ford Bronco 6G 2021

RockSport BLACK 2.5–4" – Rear Reservoir Coilovers for Ford Bronco 6G 2021+

Key benefits

• Adjustable suspension response – the large aluminum dial provides a choice of 8 compression settings.
• Precise adjustment steps – each successive position increases compression damping force by approximately 15%.
• Consistent performance under demanding conditions – the remote reservoir increases oil capacity and helps control shock temperature.
• Adjustable ride height and spring preload – the adjustment collar allows spring preload to be changed.
• Durable shock shaft – the 7/8" shaft is induction hardened, chrome plated and rated at Rockwell C 60+ surface hardness.
• Corrosion protection – the shock bodies and reservoirs use a Mil-Spec Type III Black Infinity hard-anodized finish.
• Controlled performance on different surfaces – the design is intended for road driving, rock crawling and faster off-road use.

What is included

• 2 RockSport BLACK rear coilovers.
• Remote oil reservoirs connected with hydraulic hoses.
• Custom gold reservoir clamps.
• Reservoir mounting brackets.
• Required installation hardware.

Technical specifications / facts

• MetalCloak part number: 1660.
• Installation position: rear axle.
• Adjustable lift range: 2.5–4".
• Extended length: 29.2" measured eye to eye.
• Collapsed length: 18.1" measured eye to eye.
• Shock body: aluminum, 2.5" diameter.
• Shock body wall thickness: 3/16".
• Shock shaft: 7/8", induction hardened and chrome plated.
• Shock shaft surface hardness: Rockwell C 60+.
• Compression adjustment: 8 positions.
• Compression force change between settings: approximately 15%.
• Reservoir hose: stainless steel braided hydraulic hose rated to 3000 psi.
• High-flow piston: 9 ports, including 6 for compression and 3 for rebound.
• Valve system: MetalCloak parabolic valve stack.
• Piston finish: Mil-Spec Type III hard anodizing.
• Reservoir mount: 1/8" hot-rolled steel.
• Shock mount: 3/16" hot-rolled steel.
• Spring free length: 16".
• Spring block height: 6.5".
• Spring finish: black powder coating.
• Made in the USA.

Who it is for / applications

• For Ford Bronco 6G owners looking for adjustable rear reservoir coilovers.
• For vehicles used both on public roads and off-road.
• For rock crawling, uneven trails, gravel roads and faster off-road sections.
• For builds requiring adjustable rear suspension lift.
• For Bronco Sasquatch and non-Sasquatch models, depending on ride-height and spring-preload settings.

Installation / notes

• Rear ride height and spring preload are adjusted using the gold zinc-plated adjustment collar.
• The remote reservoirs are installed using the supplied clamps, brackets and mounting hardware.
• After changing suspension height, check wheel alignment, hose routing and the operating range of the remaining suspension components.
• Installation and adjustment should be carried out by a workshop experienced in off-road suspension modifications.

Summary

• MetalCloak RockSport BLACK rear reservoir coilovers.
• For the 2021+ Ford Bronco 6G.
• 2.5–4" adjustable lift range.
• 8-position compression adjustment.
• 2.5" aluminum shock body with 3/16" wall thickness.
• 7/8" hardened and chrome-plated shock shaft.
• Remote reservoirs with 3000 psi hydraulic hoses.
• Pair of coilovers with mounts and required installation hardware.