RS-R 13-15 Lexus GS350 RWD F-Sport (GRL10) Black-i Coilovers XBKT170M

Part#: XBKT170M Compatibility: 2013-2015 Lexus GS 350 RWD Chassis code: GRL10 Specifications for Non F-Sport: Preset Approximate Height From RS-R: Front -65mm (-2.5inch) Rear -80mm (-3.1inch) Maximum Adjustment Ranges: Front -45mm to -200mm (-1.7inch to -7.8inch) Rear -60mm to -145mm (-2.3inch to -5.7inch) Recommended Adjustments for Optimal Ride-ability: Front -60mm to -80mm (-2.3inch to -3.1inch) Rear -70mm to -105mm (-2.7inch to -4.1inch) Spring Rates: Front 18.00kg/mm Rear 10.00kg/mm Specifications for F-Sport: Preset Approximate Height From RS-R: Front -50mm to -55mm (-1.9inch to -2.1inch) Rear -65mm to -70mm (-2.5inch to -2.7inch) Maximum Adjustment Ranges: Front -45mm to -200mm (-1.7inch to -7.8inch) Rear -65mm to -130mm (-2.5inch to -5.1inch) Recommended Adjustments: Front -50mm to -80mm (-1.9inch to -3.1inch) Rear -65mm to -90mm (-2.5inch to -3.5inch) Spring Rates: Front 18.00kg/mm Rear 10.00kg/mm Dampers are 36 way adjustable in the front and the rear. Warranty 1 Year / 12,000miles from the day of purchase.