This is AST Suspension RIV-B2102S BMW Suspension 5200 Series Coilovers.

• High end, track ready suspension that is totally streetable.
• Fully upgradeable to 5300 spec.
• Rebound and Compression Adjustable (Doubles), with a remote reservoir.
• Remote reservoirs allow additional travel and heat dissipation.
• 44.5mm diameter shaft struts are inverted and offer exceptional strength, which in turn reduces geometry change under corner and braking monoevers.
• Aluminum cylinder, threaded body shocks, factory mounting style.
• New low friction seal on all AST Suspension dampers.
• Spherical lower eye shock mounts.
• Reservoir with hose or piggyback (piggyback examples: 2008 STI; BMW E36 rears).
• Spherical upper shock mount assemblies.
• Synthetic hydraulic fluid.
• Optional DLC (diamond like carbon) coated shafts.
• Optional DDP (double digressive piston).
• Double Digressive Pistons are recommended for use on the non-driven wheels.
• 4WD/FWD vehicles: DD pistons for both rear axle struts/shocks.
• RWD vehicles: DD pistons for both front axle struts/shocks.
• Fully service and rebuildable.
• Revalvable for specific characteristics.

To ensure the part(s) you have ordered fits your need, we run a compatibility check prior to dispatch. Feel free to contact us if you require any assistance!

AST-RIV-B2102S

Manufactured by

AST Suspension

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