The custom 4000GM by Ammco brake lathe takes the design of the best-selling brake lathes ever and matches it with stringent, lab-tested GM specifications. The result is one of the most accurate, durable, and easy-to-use m......The custom 4000GM by Ammco brake lathe takes the design of the best-selling brake lathes ever and matches it with stringent, lab-tested GM specifications. The result is one of the most accurate, durable, and easy-to-use machines you could ever put in your shop. The 4000GM by Ammco features single speed operation and positive rake tool bits. It allows for lightning quick drum-to-rotor changeover. Factory matched adapters give you a complete package that lets you turn virtually any drum or rotor that comes through your shop.. One-Pass Finishing Means You Complete The Job Faster The Ammco 4000GM is designed for speed. It cuts rotors in one pass, with a high-quality finish. Positive rake tool bits allow for precision turning that produces superior machined surfaces every time. Set it and forget it.Superb Accuracy For Your Customer Satisfaction Like every Ammco brake lathe, the 4000GM is a precision tool that cuts to one-thousandths of an inch tolerances. With today’s more sensitive vehicles, this helps ensure customers get smooth braking and complete satisfaction. The 4000GM is only available through GM Dealer Equipment for authorized GM dealers. Key Features One Pass Finishes One pass design provides exceptional rotor finish. Positive Rake Tool Bits Create precision machined surfaces that meet or exceed OE specifications. Forged Alloy Steel Arbor Two tapered mounting surfaces add stability and handle up to 100 lbs.. Rigid 44-Pound Spindle Has the strength for long-term precision and durability, even with larger loads. Patented Floating Spindle Design Extra large bronze bearings reduce pressure and wear. Larger drive gear adds life. Quick Drum to Rotor Changeover Converts from drums to rotors in less than 30 seconds. With optional arbor, can machine drums to 200 lbs. Twin Cutter Tool Simultaneously re-surfaces both sides rotor. Micrometer Precise Depth of cut dials embossed in metal and calibrated in both thousandths of an inch and tenths of a millimeter. Easy reset to zero. Full Drum Support Hex boring bar guarantees correct tool angle for drums. Patented Positive Oiling System Constant lubrication when switched on. No metal to metal contact between bearing and spindle. Reduces wear for longer life. Feed Slide Protection Keeps travel surfaces free of dirt and chips.Featured Parts &
