The BC Racing ZR Series coilovers kit is the same technology, now available for your weekend toy. The ZR Series features external reservoirs, an inverted monotube damper, and complete adjustability on compresison and rebound stroke. 99 - 02 Nissan Skyline R34 GTS (Rear Fork) then the BC Racing D-18-ZR are the coilovers for your car. BC Racing offers a ton of ways to tune your suspension such as their Extreme Low Kit and a free upgrade to custom spring rates. Swift Springs are also available as an optional upgrade to dial in your perfect ride height and fitment. IMPORTANT: The image for this listing is a STOCK PHOTO. You will receive the correct coilover kit for your vehicle. The coilover kit may differ in appearance, accessories, and coilover style(true/divorced) from the one in the image. It is VERY IMPORTANT that you read the product description if your vehicle has a true and divorced rear suspension setup so you understand what you are receiving. threepieceus and BC Racing Suspension are not responsible for returns or exchanges due to product style differences from the image. IF YOUR VEHICLE HAS A TRUE REAR AND DIVORCED REAR SUSPENSION OPTION - YOU MUST SPEAK WITH A REPRESENTATIVE TO CONFIRM WHICH KIT YOU NEED.