RS-R Sports-i coilovers set of four for Infiniti Q50 AWD with red springs and black struts
RS-R Sports-i coilovers front pair for Infiniti Q50 AWD with red springs and black struts
RS-R Sports-i coilover single damper unit in silver housing for Infiniti Q50 AWD
RS-R Sports-i coilover assembly with red spring, strut, and top mount for Infiniti Q50 AWD
RS-R Sports-i coilover black damper housing with threaded body for height adjustment for Infiniti Q50 AWD
RS-R Sports-i coilover black top mount plate with studs and center pillow ball for Infiniti Q50 AWD
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RS-R 14+ Infiniti Q50 3.7 AND 3.0T SIGNATURE/PREMIUM/LUXE AWD (V37) Sports-i Coilovers

RS-R
RSRXLIN123M
Coilovers
3 Units In Stock - Ships Next Business Day
$ 2,099.00
$ 2,099.00

SKU: XLIN123M

RS-R Sports-i Coilover Suspension Kit - 2014+ Infiniti Q50 AWD (V37) 3.7L V6 / 3.0L Twin-Turbo (Signature / Premium / Luxe)

The RS-R Sports-i coilovers for the AWD Infiniti Q50 (V37 chassis) deliver a perfect blend of aggressive drop, sharp handling, and refined ride quality with 36-way damping adjustment and Ti2000 progressive-rate springs. Featuring monotube dampers, full-length height adjustment, and vehicle-specific valving, this kit provides a 30-70mm drop range while maintaining excellent comfort for daily driving and spirited backroad use on the luxury sport sedan platform.

Key Features

  • 36-Way Adjustable Damping: Single knob adjusts rebound and compression simultaneously for easy tuning.
  • Ti2000 Progressive Springs: Lightweight chrome silicon steel with progressive rate for comfort when unloaded and firm control under load.
  • Monotube Design: Large 44mm pistons for superior response and durability.
  • Full-Length Height Adjustable: Threaded body with locking perches – 30-70mm drop without sacrificing stroke.
  • Pillowball Upper Mounts: Camber-adjustable front with rubber-isolated rear mounts.
  • Aluminum Components: Top hats, locking collars, and brackets for reduced weight.
  • Rebuildable: Fully serviceable with RS-R factory support.
  • Made in Japan: Designed and manufactured by RS-R (Racing Spirit Research).

Product Notes

  • Complete front and rear kit includes coilovers, springs, mounts, and hardware.
  • Part number: XLIN123M (Sports-i for V37 Q50 AWD).
  • Fits 2014+ Q50 AWD models with 3.7L V6 or 3.0L twin-turbo V6 (Signature, Premium, Luxe trims).
  • Not for RWD models or Q50 Red Sport (different spring rates).
  • Front spring rate: 8.0 kg/mm, Rear: 10.0 kg/mm (progressive).
  • Compatible with factory sway bars and most aftermarket arms.
  • Total kit weight approximately 55-65 lbs.
  • 1-year limited warranty.

Installation Notes

  • Bolt-on installation uses factory mounting points.
  • Professional alignment required after install (camber plates included).
  • Typical install time 4-6 hours.

This Part Fits

Year Make Model Engine / Trim Drivetrain
2014-2025 Infiniti Q50 3.7L V6 / 3.0L Twin-Turbo AWD (Signature / Premium / Luxe)

Why Choose RS-R Sports-i?

  • Japanese engineering with decades of Infiniti/Nissan suspension development.
  • Ti2000 springs and 36-way damping for perfect street performance balance.
  • Trusted by Q50 owners for aggressive drop with refined ride quality.

Frequently Asked Questions

  • Q: Does this fit RWD models?
    A: No, AWD specific (RWD requires different part number).
  • Q: How low can I go?
    A: 30-70mm drop range – approximately 1.2"-2.8".
  • Q: Is damping rebound and compression separate?
    A: No, 36-way simultaneous adjustment (most effective for street use).

Shipping & Handling

  • Method: Freight truck (multiple boxes).
  • Package Weight: Approximately 70–80 lbs total.
  • Box Dimensions (approx): Multiple cartons – largest 60" × 16" × 12".

Request For Information

Have questions about RS-R 14+ Infiniti Q50 3.7 AND 3.0T SIGNATURE/PREMIUM/LUXE AWD (V37) Sports-i Coilovers? Fill out the form below and we'll get back to you by the next business day.
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