2012 Ford F 350 Super Duty Bolt Sizes & Torque Specs

Lug nut torque is not verified for this summary. Review the cited evidence and exact hardware application before installation.

This page distinguishes source-backed fields, unresolved conflicts and unverified legacy records for the 2012 Ford F 350 Super Duty. Match the exact hardware and manual conditions before maintenance. A source for one field does not verify the other specifications.

Ford torque and wheel-hardware specs vary sharply by chassis, especially between passenger cars, half-ton trucks and Super Duty trucks. Match the exact application and resolve source conflicts before tightening; a legacy database row is not authoritative evidence.

Common fastener categories on the 2012 Ford F 350 Super Duty

Repair guidance for this model year

For 2012 model-year work: This era introduced widespread torque-to-yield (TTY) bolts on head, main, and crank pulley fasteners. TTY bolts stretch permanently when torqued and must not be reused — the spec calls for a fresh bolt every time. Always verify TTY status against the FSM before reassembly.

Tools you will need

Frequently asked questions

What is the lug nut torque on a 2012 Ford F 350 Super Duty?

Specification not verified for this lug nut summary. Do not substitute another model year's value.

What socket size do I need for the 2012 Ford F 350 Super Duty lug nuts?

Confirm the socket against the actual lug nut; no size is assumed here.

Are the 2012 Ford F 350 Super Duty fasteners metric or SAE?

Metric is the standard for this vehicle. Most fasteners on this vehicle are metric (M6, M8, M10, M12, M14). Bring a full metric set; SAE substitutes can round the head. Bolt-head markings are the fastest way to confirm grade and material at the bench.

Other Ford F 350 Super Duty years

Same model, different model year — fastener spec may change. Always confirm against the year for your VIN.

→ 2012 Ford F 350 Super Duty oil drain plug torque & size

→ 2012 Ford F 350 Super Duty suspension & steering torque specs (control arm, ball joint, tie rod)

All 18 2012 Ford F 350 Super Duty fastener specs

Per-field evidence and legacy records for the 2012 Ford F 350 Super Duty. A verified torque does not verify socket size, thread or part number. Unverified records are not installation instructions; conflicting specifications are withheld.

Wheels — 2012 Ford F 350 Super Duty

Wheel and lug nut spec for the 2012 Ford F 350 Super Duty. Wheel Lug Nut (Wheels). Torque: 165 ft-lbs (224 Nm) (legacy record, unverified). Socket size: 21mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: HC3Z-1012-A (legacy record, unverified).

Brakes — 2012 Ford F 350 Super Duty

Brake fasteners on the 2012 Ford F 350 Super Duty — caliper bracket, slide pins, and banjo bolt torque follow. Front Brake Caliper Slide Pin (Front Axle - Caliper). Torque: 21-26 ft-lbs (legacy record, unverified). Socket size: 13mm (legacy record, unverified). Thread: M10x1.5 (legacy record, unverified). Part number: not verified. Front Brake Caliper Bracket Bolt (Front Axle - Caliper Bracket). Torque: 166-228 ft-lbs (legacy record, unverified). Socket size: 21mm (legacy record, unverified). Thread: M14x2.0 (legacy record, unverified). Part number: not verified.

Engine — 2012 Ford F 350 Super Duty

Engine bolt-by-bolt torque for the 2012 Ford F 350 Super Duty, including the long block, valve covers, and intake. Spark Plug (M14x1.25) (Cylinder Head). Torque: 15-20 ft-lbs (legacy record, unverified). Socket size: 16mm (legacy record, unverified). Thread: M14x1.25 (legacy record, unverified). Part number: SP580 (legacy record, unverified).

Drivetrain — 2012 Ford F 350 Super Duty

Drivetrain and driveline fasteners for the 2012 Ford F 350 Super Duty — axle, transmission, and differential plugs. Transmission Pan Bolt (Transmission Pan). Torque: 8-12 ft-lbs (legacy record, unverified). Socket size: 8mm (legacy record, unverified). Thread: M8x1.25 (legacy record, unverified). Part number: not verified. Transfer Case Drain Plug (Transfer Case). Torque: 14-22 ft-lbs (legacy record, unverified). Socket size: 24mm (legacy record, unverified). Thread: M18x1.5 (legacy record, unverified). Part number: not verified. Differential Drain/Fill Plug (Front & Rear Differential). Torque: 15-30 ft-lbs (legacy record, unverified). Socket size: 3/8" sq drive (legacy record, unverified). Thread: 3/8" square drive (legacy record, unverified). Part number: not verified.

Engine - Lubrication — 2012 Ford F 350 Super Duty

Engine - Lubrication fasteners on the 2012 Ford F 350 Super Duty. Oil Drain Plug (Oil Pan). Torque: 18-22 ft-lbs (legacy record, unverified). Socket size: 15mm (legacy record, unverified). Thread: M12x1.75 (legacy record, unverified). Part number: EJ7Z-6730-B (legacy record, unverified).

Suspension & Steering — 2012 Ford F 350 Super Duty

Suspension & Steering fasteners on the 2012 Ford F 350 Super Duty. Tie Rod End Nut (Front Steering - Tie Rod End). Torque: 52-75 ft-lbs (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: not verified. Rear Leaf Spring U-Bolt Nut (Rear Suspension - Leaf Spring). Torque: 148-202 ft-lbs (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x2.0 (legacy record, unverified). Part number: not verified. Front Hub/Wheel Bearing Nut (Front Axle Hub). Torque: 482-610 ft-lbs (legacy record, unverified). Socket size: Special hub nut socket (legacy record, unverified). Thread: M34x1.5 (legacy record, unverified). Part number: not verified.

Wheels & Tires — 2012 Ford F 350 Super Duty

Wheels & Tires fasteners on the 2012 Ford F 350 Super Duty. Lug Nut (All Wheels). Torque: 165 ft-lbs (224 Nm) (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: not verified. Front Lug Nut (Front Wheel). Torque: 165 ft-lbs (224 Nm) (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: not verified. Inner Rear Lug Nut (DRW) (Rear Wheel - Inner). Torque: 165 ft-lbs (224 Nm) (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: not verified. Outer Rear Lug Nut (DRW) (Rear Wheel - Outer). Torque: 165 ft-lbs (224 Nm) (legacy record, unverified). Socket size: 22mm (legacy record, unverified). Thread: M14x1.5 (legacy record, unverified). Part number: not verified.

Engine - Ignition — 2012 Ford F 350 Super Duty

Engine - Ignition fasteners on the 2012 Ford F 350 Super Duty. Spark Plug (Cylinder Head). Torque: 26-30 ft-lbs (legacy record, unverified). Socket size: 9/16" (legacy record, unverified). Thread: M14x1.25 (legacy record, unverified). Part number: not verified.

Transmission — 2012 Ford F 350 Super Duty

Transmission fasteners on the 2012 Ford F 350 Super Duty. Transmission Pan Bolt (M8x1.25) (Transmission Pan). Torque: 12-14 ft-lbs (legacy record, unverified). Socket size: 13mm (legacy record, unverified). Thread: M8x1.25 (legacy record, unverified). Part number: F81Z-7A194-AA (legacy record, unverified).

Fuel System — 2012 Ford F 350 Super Duty

Fuel System fasteners on the 2012 Ford F 350 Super Duty. Fuel Filter Housing Bolt (Fuel Filter Housing). Torque: 18-22 ft-lbs (legacy record, unverified). Socket size: 13mm (legacy record, unverified). Thread: M8x1.25 (legacy record, unverified). Part number: BC3Z-9N184-A (legacy record, unverified).

New to torquing wheels? Read our How lug nut torque works — the complete guide for star-pattern sequence, re-torque intervals, and how to read a lug spec — then use the 2012 Ford F 350 Super Duty numbers above.

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