Make Hardpan Problems History and Improve Drainage At the core of every Salford product is a commitment to engineering, ergonomics, and build quality. The 9200 In-Line Ripper is no exception, with its double-frame design for years of dependable performance. The Salford In-Line Ripper is engineered to correct compaction problems and improve aeration and drainage. Designed for hard use and deep subsurface penetration, the 39-inch under-frame clearance takes this in-line ripper through virtually any field. And the standard 4,000-pound trip, automatic spring reset obstacle protection system keeps the Salford 9200 in-line ripper engaged in any soil conditions.