+3 4" Black Stack for John Deere A G 60 620 630 70 720 730 Tractors KB-JDS-AG6062063070720730 $82.95 In stock Quantity: 1 Add to Bag Product Details Black Steel Stack for John Deere A, G , 60, 620, 630, 70, 720 & 730 two cylinder tractors. No Steering Shaft Dent No Muffler 4.0" Outside Diameter 24" tall Please confirm base flange bolt spacing measurements before ordering. Is your bolt spacing smaller? Check out our other 2 cylinder stack. Save this product for later Favorite