$8,630.00
In Stock
2-4 week lead time
Hand built in the Netherlands
Full service & revalve support
We help you dial it in
JRZ RS PRO 3 triple adjustable damper with external reservoir for the Porsche Cayman GT4 / GT4RS 718 (2017-2025). Adds a low speed compression circuit to the RS PRO platform, separating bump response from body control for the ultimate street-to-track setup. Built to order through Meisterschaft Motorsport Engineering, the official U.S. importer of JRZ Suspension. Every set includes expert setup consultation for your Porsche.
JRZ RS PRO3 Coilovers Porsche Cayman GT4 / GT4RS 718 — triple-adjustable motorsport damping built to order in the Netherlands by JRZ Suspension Engineering. Every unit is hand-assembled and dyno-validated before shipping. Browse all JRZ coilovers.
The JRZ RS PRO3 Coilovers Porsche Cayman GT4 GT4RS 718 deliver motorsport-grade triple-adjustable damping with independent high-speed compression, low-speed compression, and rebound control in a remote reservoir mono-tube design. Built by JRZ Suspension Engineering in the Netherlands, the RS PRO3 gives GT4 and GT4 RS owners the ultimate in damper tunability. For fewer adjustments, see the RS PRO, RS TWO, or 11 Series.
The RS PRO3 is the pinnacle of JRZ’s adjustable damper range. Three independent adjustments let you separate high-speed and low-speed compression response from rebound, giving you the tools to tune for specific track surfaces, tyre compounds, and driving styles — all backed by the thermal capacity of a remote reservoir mono-tube design.
Every JRZ RS PRO3 kit for the Porsche 718 Cayman GT4 is hand-assembled at JRZ’s facility in the Netherlands. Damper bodies are machined from aerospace-grade aluminium, valving is set to Meisterschaft specifications, and each unit is dyno-verified before shipping. Front camber plates (JRZ p/n 99 001 991 4) and rear top mounts (JRZ p/n 99 001 981 4) are included and engineered specifically for the 718 GT4 chassis.
Designed as a direct bolt-in for the Porsche 718 Cayman GT4 and GT4 RS (2017–2025). The kit includes front and rear dampers with remote reservoirs, JRZ adjustable camber plates up front, JRZ rear top mounts, and your choice of spring package. Springs are available in Street, Street/Track Hybrid, Track, or Custom rates — chosen based on your driving style, tire compound, and whether the car sees daily use, track days, or dedicated competition. Every kit is a direct bolt-in with no fabrication required.
| DAMPER TYPE | Triple-adjustable mono-tube with remote reservoir |
| ADJUSTMENTS | High-speed compression, low-speed compression, and rebound — all independently adjustable |
| DESIGN | Mono-tube with remote reservoir for maximum oil volume and heat dissipation |
| FITMENT | Porsche 718 Cayman GT4 / GT4 RS, 2017–2025 |
| VALVING | Meisterschaft spec — optimised for GT4 mass and chassis dynamics |
| SPRING PACKAGE | Street, Street/Track Hybrid, Track, or Custom rates |
| QUICK DISCONNECTS | Front standard |
| FRONT CAMBER PLATES | JRZ adjustable camber plates (p/n 99 001 991 4) |
| REAR TOP MOUNTS | JRZ rear top mounts (p/n 99 001 981 4) |
| INSTALLATION | Direct bolt-in — reservoir mounting required |
| SERVICE | Fully rebuildable and revalveable at Meisterschaft Motorsport |
| BUILD TIME | 2–4 weeks from order, depending on JRZ production schedule |
Tell us about your GT4 and how you use it — we’ll recommend the right JRZ platform, spring rates, and options.
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