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SKU: XLIT197M
RS-R Sports-i Coilover Suspension Kit - 2014-2020 Lexus IS250 / IS350 AWD (GSE36)
The RS-R Sports-i coilovers for the AWD Lexus IS250/IS350 (GSE36 chassis) deliver a perfect balance of aggressive drop, sharp handling, and refined ride quality with 36-way damping adjustment and Ti2000 progressive-rate springs. Featuring monotube dampers, inverted front struts for reduced unsprung weight, and full-length height adjustment, this kit provides a 30-70mm drop range while maintaining excellent comfort for daily driving and spirited backroad use on the XE30 IS 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.
- Inverted Monotube Front Struts: Large 44mm piston 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: XLIT197M (Sports-i for GSE36 AWD).
- Fits 2014-2020 IS250 AWD and IS350 AWD models only not for RWD.
- 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 | Drivetrain |
|---|---|---|---|
| 2014-2020 | Lexus | IS250 | AWD |
| 2014-2020 | Lexus | IS350 | AWD |
Why Choose RS-R Sports-i?
- Japanese engineering with decades of Lexus/Toyota suspension development.
- Ti2000 springs and 36-way damping for perfect street performance balance.
- Trusted by IS 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".
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