2018 Toyota Sienna Lug Nut Torque & Bolt Specs

The source-backed 2018 Toyota Sienna lug nut torque is 76 ft-lbs (103 Nm). Match the application and hardware conditions in the cited manual; do not assume the same value applies to aftermarket hardware.

Does this apply to my Sienna?

Yes — the same 76 ft-lbs (103 Nm) for every 2018 Toyota Sienna version we checked: 5 of 5 trim/engine versions, against the Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522.

Versions checked (5)

3.5L V6 (2GR-FE): L, LE, Limited, SE, XLE

This figure assumes: OEM wheels and lug nuts as specified in the owner's manual.

Aftermarket wheels or lug nuts: use the wheel or lug-nut maker's figure.

Lug nut torque: 76 ft-lbs (103 Nm).

This page distinguishes source-backed fields, unresolved conflicts and unverified legacy records for the 2018 Toyota Sienna. Match the exact hardware and manual conditions before maintenance. A source for one field does not verify the other specifications.

Field evidence: Lug nut torque confirmed against Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522 (https://assets.sipb.toyota.com/publications/en/om-s/OM08019U/pdf/OM08019U.pdf). OEM wheels and lug nuts as specified in the owner's manual engine: 3.5L V6 (2GR-FE); trim: XLE; axle: all Lug nut socket size is not verified; no specification is assumed. Lug nut thread size is not verified; no specification is assumed. Lug nut part number is not verified; no specification is assumed.

Wheel Lug Nut — torque: 76 ft-lbs (103 Nm) — Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522. OEM wheels and lug nuts as specified in the owner's manual. Applies to: 3.5L V6 (2GR-FE): L, LE, Limited, SE, XLE (5 configurations).

Toyota and Lexus wheel hardware is often consistent within a platform, but torque, thread and socket details still vary by chassis and model year. Use the exact record above and confirm against the wheel, hub and service manual before buying replacement lug nuts.

Third generation (XL30, 2011–2020)

The 2018 Sienna is the third-generation XL30 minivan (2011–2020), best known as the only minivan of its era offered with all-wheel drive, paired to Toyota's 266-hp 3.5-liter 2GR-FE V6 and a six-speed automatic.

All-wheel-drive vans add a driveshaft, a rear differential, and their own underbody torque specs the front-drive models don't have, so confirm your drivetrain before working underneath. The 2GR-FE's aluminum accessory and cover fasteners use low torque values — a calibrated wrench is the right tool for most of them.

Common fastener categories on the 2018 Toyota Sienna

Wheel / lug nut torque and thread spec (covered above)
Brake caliper bracket, mounting, and slide/guide-pin bolts are different fasteners. Confirm the exact axle, application and service-manual specification before reassembly.
Engine oil drain plug torque and tool size when this vehicle has a verified drain-plug record
Transmission pan, valve cover, and intake manifold bolts where the database has exact records
Suspension control arm, sway bar, tie rod end and ball joint torque
Spark plug torque only when a vehicle-specific spark-plug row is available
Differential cover bolts (RWD/4WD only) and transfer case fasteners

Repair guidance for this model year

For 2018 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

Metric and SAE socket set (8mm-22mm plus 1/4"-7/8"), 6-point impact-rated
Calibrated torque wrench (10-150 ft-lbs covers most automotive jobs; add a 0-250 ft-lbs wrench for truck lug nuts)
Breaker bar (24" minimum) for initial loosening
Penetrating oil (PB Blaster or Kroil) for any fastener over 5 years old
Replacement washers, threadlocker, anti-seize, or dry-thread preparation only when the exact service procedure specifies them

Frequently asked questions

What is the lug nut torque on a 2018 Toyota Sienna?

The source-backed lug-nut torque for the 2018 Toyota Sienna is 76 ft-lbs (103 Nm). Match the exact application, hardware and tightening conditions in the cited manual. Field evidence: Lug nut torque confirmed against Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522 (https://assets.sipb.toyota.com/publications/en/om-s/OM08019U/pdf/OM08019U.pdf). OEM wheels and lug nuts as specified in the owner's manual engine: 3.5L V6 (2GR-FE); trim: XLE; axle: all Lug nut socket size is not verified; no specification is assumed. Lug nut thread size is not verified; no specification is assumed. Lug nut part number is not verified; no specification is assumed.

Does the 2018 Toyota Sienna lug nut torque depend on trim or engine?

No. We found the same 76 ft-lbs (103 Nm) for every 2018 Toyota Sienna version we checked: 5 of 5 trim/engine versions, against the Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522. This figure assumes: OEM wheels and lug nuts as specified in the owner's manual. Aftermarket wheels or lug nuts: use the wheel or lug-nut maker's figure.

What socket size do I need for the 2018 Toyota Sienna lug nuts?

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

Are the 2018 Toyota Sienna fasteners metric or SAE?

Metric and SAE hardware can both appear on one vehicle, depending on the component and exact application. Use the individually verified field and the actual fastener or service manual rather than inferring a standard from the model year, make or generation. Bolt-head markings can help identify the hardware at the bench.

Other Toyota Sienna years

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

→ 2018 Toyota Sienna oil drain plug torque & size

→ 2018 Toyota Sienna suspension & steering torque specs (control arm, ball joint, tie rod)

→ 2018 Toyota Sienna engine & transmission mount torque specs

57 recorded 2018 Toyota Sienna fasteners

Per-field evidence and legacy records for the 2018 Toyota Sienna. A verified torque does not verify socket size, thread or part number. Unverified records are not installation instructions; conflicting specifications are withheld. 6 of the 57 records carry legacy review labels (last reviewed June 2026); those labels do not verify individual fields.

Wheels — 2018 Toyota Sienna

Wheel fastener records and field evidence for the 2018 Toyota Sienna. Wheel Lug Nut (Wheel Hub). Torque: 76 ft-lbs (103 Nm). Source: Toyota 2018 Sienna Owner's Manual (OM08019U), p. PDF p. 522 (https://assets.sipb.toyota.com/publications/en/om-s/OM08019U/pdf/OM08019U.pdf). OEM wheels and lug nuts as specified in the owner's manual engine: 3.5L V6 (2GR-FE); trim: XLE; axle: all Socket size: not verified. Thread: not verified. Part number: not verified.

Brakes — 2018 Toyota Sienna

Brake fastener records and field evidence for the 2018 Toyota Sienna. Brake Master Cylinder Nut (Brake Booster). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Brake Caliper Bracket Bolt (Steering Knuckle). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Brake Caliper Pin Bolt (Caliper Bracket). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Brake Booster Nut (Firewall). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Brake Caliper Pin Bolt (Caliper Bracket). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Brake Caliper Bracket Bolt (Rear Axle Carrier). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Engine — 2018 Toyota Sienna

Engine fastener records and field evidence for the 2018 Toyota Sienna. Camshaft Bearing Cap Bolt (Camshaft Cap). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Timing Chain Tensioner Bolt (Tensioner). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Alternator Bracket Bolt (Alternator). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Engine Mount Bolt (Front) (Front Engine Mount). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Engine Mount Bolt (Rear) (Rear Engine Mount). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Timing Chain Cover Bolt (Timing Chain Cover). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Spark Plug (Cylinder Head). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Crankshaft Pulley Bolt (Crankshaft). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Main Bearing Cap Bolt (Main Bearing). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Power Steering Pump Bolt (PS Pump). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Thermostat Housing Bolt (Thermostat Housing). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Oil Drain Plug (Oil Pan). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Cylinder Head Bolt (Cylinder Head). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Oil Pan Bolt (Oil Pan). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Intake Manifold Bolt (Intake Manifold). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Exhaust Manifold Nut (Exhaust Manifold). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Water Pump Bolt (Water Pump). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Oil Filter Cap (Oil Filter Housing). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Suspension — 2018 Toyota Sienna

Suspension fastener records and field evidence for the 2018 Toyota Sienna. Rear Strut Lower Bolt (Rear Axle Carrier). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Lower Ball Joint Nut (Lower Control Arm). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Sway Bar Link Nut (Rear Sway Bar). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Lower Control Arm Bolt (Rear) (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Hub/Bearing Nut (Front Hub). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Lower Control Arm Bolt (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Strut Upper Mount Nut (Strut Tower). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Sway Bar Bracket Bolt (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Strut Piston Nut (Strut Piston). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Sway Bar Link Nut (Sway Bar). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Hub/Bearing Bolt (Rear Hub). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Front Lower Control Arm Bolt (Front) (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Strut Upper Mount Nut (Strut Tower). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Rear Upper Control Arm Bolt (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Steering — 2018 Toyota Sienna

Steering linkage fasteners on the 2018 Toyota Sienna. Steering Column Universal Joint Bolt (Steering Column). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Electric Power Steering Rack Bolt (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Steering Wheel Nut (Steering Column). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Tie Rod End Nut (Steering Knuckle). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Steering Rack Mount Bolt (Subframe). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Body — 2018 Toyota Sienna

Body fasteners on the 2018 Toyota Sienna. Seat Track Bolt (Floor). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Subframe Rear Mount Bolt (Body Frame). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Seat Belt Anchor Bolt (Floor/B-Pillar). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Hood Hinge Bolt (Body). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Subframe Front Mount Bolt (Body Frame). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Exhaust — 2018 Toyota Sienna

Exhaust fasteners on the 2018 Toyota Sienna. Catalytic Converter Bracket Bolt (Underbody). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Exhaust Pipe Flange Nut (Exhaust Manifold Flange). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

Transmission — 2018 Toyota Sienna

Transmission fasteners on the 2018 Toyota Sienna. Valve Body Bolt (Valve Body). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Transmission Drain Plug (Transmission Pan). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Transmission Mount Bolt (Trans Mount). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Torque Converter Bolt (Torque Converter). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Transmission Pan Bolt (Transmission Pan). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified. Bell Housing Bolt (Bell Housing). Torque: not verified. Socket size: not verified. Thread: not verified. Part number: not verified.

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 compare any source-backed fields on this page with the actual hardware and service manual.

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