Yanmar Excavator Windshield: SV100-2 UPPER & LOWER Replaces Yanmar Glass (Upper) #172B11-69180 & (Lower) #172B11-69360 The Upper is curved & the Lower is flat just like the original glass. Model: SV100-2 Offered in 1/4", 3/8" & 1/2" CLEAR POLYCARBONATE - SUPERCOAT™ BOTH SIDES. Lead time: Upper Window Lead Times: ½” – up to 45 business days 3/8” – up to 45 business days ¼” – up to 45 business days   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 multiple windows, add one window at a time as separate items. Not sure what thickness to get? Click here for info.