The **John Deere 870G, 870GP, 872G, and 872GP Motor Grader Repair Technical Manual (TM12145)** is the authoritative workshop guide provided by **Texas Manuals**. Focused on mechanical reliability, this manual provides the ‘how-to’ for every major grader system.
### **Repair Highlights:**
* **Engine Overhaul:** Complete specs, timing, and assembly data for high-output diesel motors.
* **Drivetrain & Tandems:** Detailed service for the powershift gearbox and tandem drive axle restoration.
* **Hydraulic Componentry:** Rebuilding procedures for control valves, circle drive motors, and lift cylinders.
* **OEM Accuracy:** Trust **Texas Manuals** for accurate torque values and wear tolerances to save thousands on labor costs.
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