2 Pack Heavy-Duty Universal Car Coil Spring Spacers - 5" & 5.5" OD Rubber Spring Boosters for Enhanced Suspension Performance - Perfect for Off-Roading, Towing, and Load Capacity Improvement

【Enhance Spring Rate】 The car round coil spring spacer can significantly increase the spring rate and enhance the load-carrying capacity of the vehicle's suspension system. Driving under heavy loads on rough roads, automotive round coil spring spacers can effectively reduce body sway and prevent rear-end sagging and bottoming out problems, enhancing driving stability and comfort.

【Fit for】 The car round coil spring spacer can fit most vehicles equipped with 5-inch and 5.5-inch OD coil springs, such as cars, SUVs, trucks, and campers, enough to meet your daily needs.

【Long-Lasting Material】 The car round coil spring spacer is made of high-quality rubber material, wear-resistant, long-lasting, and not easy to age for long-term use, providing you with a continuous and reliable use experience.

【Easy Installation】 The car round coil spring spacer is very easy to install and only takes about 5 minutes per side, just remove the tire, apply lubricant to the spring and booster, then insert it into the spring and thread it along the spring until you can't thread it any further.

【Package Include】 You will receive 2 car round coil spring spacers with a 4-inch diameter inside the groove and a 1.61-inch inside groove from top to bottom, which you can cut to different lengths as needed for fine-tuning the spring rate.