John Deere Compact Excavator & Tractor Torque Specs

Quick-reference torque specifications for John Deere G-series compact excavators (17G–50G) and 1025R/2025R compact utility tractors. Always cross-check with the machine-specific service manual before beginning any fastener work — specs can vary by serial-number range and model year.

Quick-reference torque specs

Wheel Lug Bolt - 1025R / 2025R (Gen-2, 2018+) 70 ft-lbs (Gen-2 hardware: 5x M12-1.25 bolts, no lock washers. Re-torque after first 1-2 hours of operation.). Wheel Lug Bolt - 1025R (Gen-1, pre-2018) 89 ft-lbs (1025R Gen-1: M14 bolts with lock washers (120 Nm). NOTE: the 2025R Gen-1 uses a different fastener - see next row. Re-torque after first 1-2 hours.). Wheel Lug Bolt - 2025R (Gen-1, pre-2018) 133 ft-lbs (180 Nm) (2025R Gen-1 only: 4x M14 bolts with lock washers - a DIFFERENT fastener from the 1025R Gen-1 (89 ft-lb). Verify your machine's generation.). Hydraulic Fitting — SAE ORB 9/16"-18 (Dash-06) 22 ft-lbs (SAE J1926 O-Ring Boss, light-duty stud (JIC/pipe end), ≤4,500 psi ports. Make-independent standardized value. Wet-torque (lubricated O-ring). Heavy-duty ORFS stud end same port size: 26 ft-lbs.). Hydraulic Fitting — SAE ORB 3/4"-16 (Dash-08) 37 ft-lbs (SAE J1926 O-Ring Boss, light-duty stud, ≤4,500 psi ports. Make-independent standardized value. Wet-torque (lubricated O-ring). Heavy-duty ORFS stud end same port size: 52 ft-lbs.). Hydraulic Fitting — SAE ORB 7/8"-14 (Dash-10) 44 ft-lbs (SAE J1926 O-Ring Boss, light-duty stud, ≤3,600 psi ports. Make-independent standardized value. Wet-torque (lubricated O-ring). Heavy-duty ORFS stud end same port size: 74 ft-lbs.). Sprocket Cap Screws — 35G compact excavator (12 used) 81 ft-lbs (110 N·m) (Apply Loctite 271 Thread Lock and Sealer (high strength) to threads before installation. Applies to 35G SN K270001 and up. Confirm part count (12 cap screws) before disassembly.). Front Idler Yoke-to-Axle Cap Screws — 35G compact excavator 47 ft-lbs (65 N·m) (Apply NEVER-SEEZ Anti-Seize Lubricant. Applies to 35G SN K270001 and up. Distinct from yoke-to-plate spec below.). Front Idler Yoke-to-Plate Cap Screws — 35G compact excavator 66 ft-lbs (90 N·m) (Apply NEVER-SEEZ Anti-Seize Lubricant and Loctite 271. Applies to 35G SN K270001 and up. Distinct from yoke-to-axle spec above.). Hydraulic O-ring boss (ORB) fitting torque is set by thread size and is the same across makes. Always confirm against your machine’s service manual.

Sequence-required & verify-against-manual fasteners

These structural or safety-critical fasteners require the machine-specific tightening sequence or a service-manual value rather than a single number: Swing Bearing (Slewing Ring) Bolts — G-series compact excavators — See sequence (Torque and cross-pattern tightening sequence are machine-specific and bolt-grade-dependent; refer to TM12894 (35G) or equivalent section on Swing or Pivoting System (Section 43). Structural fastener — always use service manual.). Counterweight Bolts — G-series compact excavators — See sequence (Counterweight removal/installation procedure is in TM12894 Section 17 Group 1749. Torque and sequence depend on bolt size and grade; consult Group 0003 torque tables in the service manual.). Final Drive / Travel Motor Mounting Bolts — G-series compact excavators — See service manual (Travel motor and park brake fastener torques are covered in TM12894 Section 02 Group 0260. Bolt sizes vary between 17G, 26G, 35G, and 50G — use the model-specific manual.). Engine Oil Drain Plug — Yanmar 3TNV88 (35G) M22 — See service manual (Drain plug part no. 119640-01640; always replace seal washer 22190-220002 (22 mm). Yanmar 3TNV88 service documentation does not publish a specific ft-lb figure for the drain plug; tighten until seal washer is compressed. Check engine-specific Yanmar service manual for any updated guidance.). ROPS / Loader Frame Mounting Bolts — 1025R/2025R tractors — See service manual (Structural/safety-critical fasteners. Torque values are in the John Deere 1025R/2025R Technical Manual. Do not substitute generic grade-5 or grade-8 values without confirming bolt size and grade from the service manual.).

Model coverage

17G (2013–present), Compact Excavator (mini), Yanmar 3TNV70 diesel; 26G (2013–present), Compact Excavator (mini), Yanmar 3TNV76 diesel; 35G (2013–present), Compact Excavator, Yanmar 3TNV88 diesel; 50G (2014–present), Compact Excavator, Yanmar 4TNV98 diesel; 1025R (2012–present), Compact Utility Tractor (wheeled), Yanmar 3TNV76 diesel; 2025R (2016–present), Compact Utility Tractor (wheeled), Yanmar 3TNV76 diesel.

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