80/90 90/90 100/90 ------- 110/90 120/90 130/90 Front Tires Metric 60/100 70/100 80/100 Rear Tires Metric 80/100 90/100 100/100 110/100 120/100 2.75 3.00/3.25 3.25 3.50 4.00/4.25 ---- 4.50 Alpha 90/80 90/90 100/80 Alpha 80/90 110/90 120/80 130/80 140/80 Inch 2.50/2.75 2.75/3.00 3.00/3.25 Inch 130/90-R18 tires are 1.02 inches (26 mm) larger in diameter than 130/80-R18 tires and the speedometer difference is 3.8%. 100/80-R16 tires are 1.37 inches (34.8 mm) smaller in diameter than 80/90-R18 tires and the speedometer difference is 5.8% Apr 3, 2023 · The Coats Maxx Tire Changer series has three distinct models—the Maxx 70, 80 and 90 —that allow technicians to provide easier, faster and more reliable service, the company says. Coats said the Maxx series has been designed to fit high levels of performance into a shop-friendly footprint for today’s packed shops, all while being 100/70-R17 tires are 0.16 inches (4 mm) smaller in diameter than 80/90-R17 tires and the speedometer difference is 0.7%. 80/100-R19 tires are 2.21 inches (56.2 mm) larger in diameter than 90/100-R16 tires and the speedometer difference is 8.8%. 100/90-R18 tires are 1.58 inches (40.2 mm) smaller in diameter than 80/90-R21 tires and the speedometer difference is 6.0%. 130/80-R17 tires are 0.02 inches (0.6 mm) smaller in diameter than 130/90-R16 tires and the speedometer difference is 0.1%. 120/80-R14 tires are 0.47 inches (12 mm) larger in diameter than 100/90-R14 tires and the speedometer difference is 2.2% Product Style Rear / 170/60-17 72T TL. RevZilla Item # 1052223. Store Sku. MFR. Product # K601706017. Availability In Stock: Ships in 1-2 weeks. Get Free 2-Day Shipping and $15 + 5% RPM Cash on this order. Learn More. Save 20% ($54.00) today when you shop RevZilla for your Heidenau K60 Scout Tires! dhFlg.