KOMATSU Excavator Windshield 8, 10-11 series UPPER and LOWER. Replacement for Komatsu Excavator Glass (Upper) #20Y-53-11520 - (Lower) #20Y-53-11611. Both Upper & Lower are flat just like the original glass. Includes models: PC210-8K, PC210LC-8K, PC200-8, PC200LC-8, PC300LC-8, PC350LC-8, PC450LC-8, PC400-8, PC400LC-8, PC220-8, PC290LC-8K, PC300-8, PC220LC-8, PC270-8, PC240LC-8K, PC130-8, PC130LC-10, PC160LC-10, PC170LC-10, PC210LC-10, PC240LC-10, PC290LC-10, PC340LC-10, PC210LC-11, PC240LC-11, PC290LC-11, PC360LC-11, PC390LC, PC490LC-11. Offered in 1/4", 3/8" & 1/2" CLEAR POLYCARBONATE - SUPERCOAT™ BOTH SIDES. Upper & Lower Window Lead Times: ½” – up to 30 business days 3/8” – up to 45 business days ¼” – up to 45 business days Please call our office for more information! (765) 342-2300, text us at (765) 913-8121. To buy both upper and lower windows, add one window to your cart, then add the second as a separate purchase. Not sure what thickness to get? Click here for info.