Premium 510 Series coilovers engineered for 2015–2023 Mustang S550
Features advanced Concave Flow Digressive piston for superior response and tuning range
24-step rebound/compression adjustment for precise street and track handling
High-pressure monotube dampers deliver consistent performance under aggressive driving
Constructed with T6 6061 aluminum mounts and radial bearing top hats for durability
Fully rebuildable and revalveable for long-term customization and serviceability
or as low as $218.33/mo with Affirm
The step up: 24-step SIMULTANEOUS rebound + compression adjustment with the Concave Flow Digressive™ piston, for the 2015-2023 Mustang S550. Front endlinks included.
The 510 Series takes the Gen 8 platform up a level: one 24-step adjuster moves rebound AND compression together, built around the Concave Flow Digressive™ piston for an even wider tuning window. Every set ships with an assembly certificate and the dyno graph for all four shocks.
Same Fortune Auto DNA as the 500s on our own drift car: hand-built to order in Richmond VA, fully rebuildable, modular to a 2-way canister later. Front endlinks included on the S550 application. Custom rates? Call 805-267-9762.
Race-track R&D tuned for the street: optimized for comfort, reliability and longevity. Rides like a quality OEM sport setup — until you ask for more.
Stiff low-speed compression and rebound control roll, dive and squat — while fast shaft speeds stay supple over curbs and bumps for maximum grip.


The force/velocity curve says it all: strong low-speed force for body control, then the curve flattens so fast hits stay supple. That’s the digressive advantage — with the 510’s simultaneous rebound + compression adjustment, one knob moves the whole curve to your taste.





Spring upgrades: pick Default, Swift (+$200) or Hyperco (+$200) fronts in the dropdown above. Custom rates for your build — call 805-267-9762 before ordering.
You'll get an instant confirmation email with your part details and invoice. We source from a network of authorized suppliers across the country, so lead times vary by brand and part type — we'll send a tracking number the moment your parts move.
Made-to-order builds — carbon fiber bodywork, fabricated systems, custom finish work — run longer than off-the-shelf items because they're built per order. You'll get progress updates throughout the build.
Need a specific timeline on a part before you buy? Call 805-267-9762 or hit the chat — we'll check vendor stock direct and give you a straight answer.
Absolutely! Once your order ships, you'll get an email with a tracking link so you can follow its journey from our shop to your doorstep.
If your order ships via freight, you'll get a separate email with a direct link to the carrier's tracking page — easy and stress-free.
Things happen on the road — even to boxes. If your order arrives damaged, snap a few clear photos of the box and product and send them our way right away.
If your shipment is lost, just email or call us — we'll help track it down and guide you through the next steps to make it right.
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