2012–2013 Kia Rio Lug Nut Torque & Bolt Specs

The 2013 Kia Rio lug nut torque is 80 ft-lbs (108 Nm), tightened with a 21mm socket on M12x1.5 studs. Torque in a star pattern in two passes (snug, then final), and re-check after the first 50–100 miles of driving. Use a calibrated torque wrench — not an impact gun — for the final pass.

Lug nut torque: 80 ft-lbs (108 Nm) · Socket size: 21mm · Thread: M12x1.5.

This page is the OEM-referenced fastener summary for the 2013 Kia Rio. Use it before any maintenance or repair job where torque values matter — brake work, wheel changes, suspension service, engine teardowns, or oil changes. Specs are pulled from manufacturer service literature, cross-checked against community data, and updated as new chassis variants become available.

These specifications also apply to the 2012 model years — identical specs on file for each year.

Hyundai/Kia lug-nut torque is 79-88 ft-lbs on nearly all passenger models, M12x1.5 thread, 21mm socket. The Tucson, Sportage, and Santa Fe all use the same fastener spec. Hyundai's oil drain plug threads are unusually fine-pitch and strip easily — always use a torque wrench, not feel.

Common fastener categories on the 2013 Kia Rio

Wheel / lug nut torque and thread spec (covered above)
Brake caliper bracket bolts (typically 80-130 ft-lbs) and slide/guide pins (18-35 ft-lbs)
Engine oil drain plug torque — rarely above 30 ft-lbs; always use a new crush washer
Transmission pan, valve cover, and intake manifold bolts (low torque, often 89-106 in-lbs)
Suspension control arm, sway bar, tie rod end and ball joint torque
Spark plug torque (typically 10-15 ft-lbs on aluminum heads — do not exceed)
Differential cover bolts (RWD/4WD only) and transfer case fasteners

Repair guidance for this model year

For 2013 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 socket set (8mm-22mm), 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
Anti-seize on stainless or dissimilar-metal threads; thread-locker (Loctite blue) on critical reassembly

Frequently asked questions

What is the lug nut torque on a 2013 Kia Rio?

The OEM-specified lug-nut torque for the 2013 Kia Rio is 80 ft-lbs (108 Nm), using a 21mm socket on M12x1.5 thread studs. Use a calibrated torque wrench in a star pattern, in two passes (50% and 100%), and re-check after 50-100 miles of driving.

What socket size do I need for the 2013 Kia Rio lug nuts?

The 2013 Kia Rio uses a 21mm socket. A 6-point impact-rated socket is recommended over a 12-point chrome socket — 12-points round off lug nuts under impact-driver use.

Are the 2013 Kia Rio 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 Kia Rio years

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

→ 2013 Kia Rio oil drain plug torque & size

→ 2013 Kia Rio suspension & steering torque specs (control arm, ball joint, tie rod)

→ 2013 Kia Rio engine & transmission mount torque specs

→ 2013 Kia Rio axle nut torque spec (CV axle & hub nut)

All 54 2013 Kia Rio fastener specs

Per-bolt torque, wrench size, and thread spec for the 2013 Kia Rio, sourced from OEM service literature and verified against community shop data. Values pair imperial (ft-lb) and metric (Nm) where the manufacturer publishes both. 3 of the 54 fastener specs on this page are independently verified against OEM service manuals and manufacturer torque data.

Brakes — 2013 Kia Rio

Brake fasteners on the 2013 Kia Rio — caliper bracket, slide pins, and banjo bolt torque follow. The rear brake caliper bracket bolt uses a 14mm hex drive on a M12 thread, torqued to 40 ft-lb at the rear (disc brake models). At the front caliper, the front brake caliper slide pin torques to 20 ft-lb (12mm hex drive, M10 thread). OEM-verified spec.

Engine — 2013 Kia Rio

Engine bolt-by-bolt torque for the 2013 Kia Rio, including the long block, valve covers, and intake. The alternator mounting bolt torques to 30-40 ft-lbs (M10x1.25 thread). For the valve train and timing system, plan for a 17mm tool on a M12 x 1.5 stud; final torque is 23 ft-lbs (31 N·m) (timing belt/chain tensioner bolt). Crankshaft pulley/harmonic balancer bolt tightens to 108 ft-lbs (146 N·m), takes a 27mm driver, runs on M18 x 1.5 threads, located at the main bearings and crankshaft. The spark plugs uses a 21mm drive on a M14 x 1.25 thread, torqued to 14 ft-lbs (19 N·m) at the ignition system. The valve cover bolt torques to 7-10 ft-lbs (M6x1.0 thread). For the main bearings and crankshaft, plan for a 24mm tool on a M16 x 1.5 stud; final torque is 63 ft-lbs (85 N·m) (main bearing bolts). Camshaft sprocket bolt tightens to 65 ft-lbs (88 N·m), takes a 21mm driver, runs on M14 x 1.5 threads, located at the valve train and timing system. The water pump bolts uses a 17mm drive on a M12 x 1.5 thread, torqued to 20 ft-lbs (27 N·m) at the cooling system. The oil drain plug torques to 25 ft-lbs (34 Nm) (M14x1.5 thread). plan for the right driver on a M14x1.25 stud; final torque is 13-17 ft-lbs (spark plug). Intake manifold bolts tightens to 20 ft-lbs (27 N·m), takes a 17mm driver, runs on M12 x 1.5 threads, located at the intake and exhaust system. The cylinder head bolts uses a 17mm drive on a M12 x 1.5 thread, torqued to 20 ft-lbs (27 N·m) at the cylinder head and engine block. At the cylinder head and engine block, the engine block to transmission mounting bolts torques to 43 ft-lbs (58 N·m) (21mm drive, M14 x 1.5 thread). For the cylinder head and engine block, plan for a 21mm tool on a M14 x 1.5 stud; final torque is 43 ft-lbs (58 N·m) (engine block to engine mounting bolts). Exhaust manifold/headers bolts tightens to 20 ft-lbs (27 N·m), takes a 17mm driver, runs on M12 x 1.5 threads, located at the intake and exhaust system. The oil filter housing bolt uses a 17mm drive on a M12 x 1.5 thread, torqued to 10 ft-lbs (14 N·m) at the engine accessories.

Drivetrain — 2013 Kia Rio

Drivetrain and driveline fasteners for the 2013 Kia Rio — axle, transmission, and differential plugs. plan for the right driver on a M24x1.5 stud; final torque is 170-200 ft-lbs (axle nut front). Axle nut rear tightens to 170-200 ft-lbs, runs on M24x1.5 threads. The transmission mount bolt is a M12x1.25 thread, torqued to 55-70 ft-lbs. At the front hub, the front axle hub nut torques to 185 ft-lb (32mm hex drive, M24x1.5 thread).

Suspension — 2013 Kia Rio

Suspension and chassis fastener torque for the 2013 Kia Rio — strut, control arm, and sway bar values. Stabilizer bar link nut front tightens to 25-35 ft-lbs, runs on M10x1.25 threads. The rear shock absorber upper nut is a M12x1.25 thread, torqued to 35-45 ft-lbs. The front lower control arm front bolt torques to 70-85 ft-lbs (M12x1.25 thread). plan for the right driver on a M12x1.25 stud; final torque is 70-85 ft-lbs (front lower control arm rear bolt). Rear shock absorber lower bolt tightens to 85-100 ft-lbs, runs on M14x1.5 threads. The front strut top mount nut is a M14x1.5 thread, torqued to 30-40 ft-lbs.

Steering — 2013 Kia Rio

Steering linkage fasteners on the 2013 Kia Rio. The tie rod end nut is a M12x1.25 thread, torqued to 25-33 ft-lbs. The steering wheel center bolt torques to 30-38 ft-lbs (M16x1.5 thread). plan for the right driver on a M10x1.25 stud; final torque is 22-30 ft-lbs (power steering pump bolt).

Body — 2013 Kia Rio

Body fasteners on the 2013 Kia Rio. At the body panels, the hood hinge bolts torques to 17.5 ft-lbs (23.7 N·m) (13mm drive, M8 x 1.25 thread). For the electrical system, plan for a 10mm tool on a M6 x 1.0 stud; final torque is 5.5 ft-lbs (7.5 N·m) (battery terminal nuts). Door hinge bolts tightens to 20 ft-lbs (27 N·m), takes a 13mm driver, runs on M8 x 1.25 threads, located at the body panels. The fuel tank strap bolts uses a 13mm drive on a M8 x 1.25 thread, torqued to 20 ft-lbs (27 N·m) at the fuel system. The hood hinge bolt torques to 15-20 ft-lbs (M8x1.25 thread). For the body panels, plan for a 10mm tool on a M6 x 1.0 stud; final torque is 10 ft-lbs (13.5 N·m) (fender bolts). Trunk lid hinge bolts tightens to 17.5 ft-lbs (23.7 N·m), takes a 13mm driver, runs on M8 x 1.25 threads, located at the body panels. The fuel filler neck bolts uses a 10mm drive on a M6 x 1.0 thread, torqued to 9 ft-lbs (12 N·m) at the fuel system. At the body panels, the bumper mounting bolts torques to 20 ft-lbs (27 N·m) (13mm drive, M8 x 1.25 thread).

Wheel Hardware — 2013 Kia Rio

Wheel Hardware fasteners on the 2013 Kia Rio. For the all wheels, plan for a 21mm hex tool on a M12x1.5 stud; final torque is 80 ft-lbs (108 Nm) (lug nut).

Brake — 2013 Kia Rio

Brake fasteners on the 2013 Kia Rio. Front brake caliper bracket bolt tightens to 55-70 ft-lbs, runs on M12x1.25 threads. The rear brake caliper guide pin bolt is a M10x1.25 thread, torqued to 20-28 ft-lbs. Confirmed against manufacturer service literature. The front brake caliper guide pin bolt torques to 22-30 ft-lbs (M10x1.25 thread). This figure is independently verified against OEM service data.

Lug Nut — 2013 Kia Rio

Lug Nut fasteners on the 2013 Kia Rio. The wheel lug nut uses a 17mm drive on a M12x1.5 thread, torqued to 80 ft-lbs (108 Nm) at the wheel.

Transmission — 2013 Kia Rio

Transmission fasteners on the 2013 Kia Rio. At the transmission filter, the transmission filter bolts torques to 12.5 ft-lbs (17 N·m) (13mm drive, M8 x 1.25 thread). For the transmission fluid system, plan for a 21mm tool on a M14 x 1.5 stud; final torque is 36 ft-lbs (49 N·m) (transmission drain and fill plugs). Transmission bellhousing bolts tightens to 45 ft-lbs (61 N·m), takes a 17mm driver, runs on M12 x 1.5 threads, located at the transmission bellhousing. The transmission case bolts uses a 14mm drive on a M10 x 1.5 thread, torqued to 35 ft-lbs (47 N·m) at the transmission case. At the transmission pan gasket, the transmission pan gasket bolts torques to 12.5 ft-lbs (17 N·m) (13mm drive, M8 x 1.25 thread). For the transmission mounting, plan for a 17mm tool on a M12 x 1.5 stud; final torque is 43.5 ft-lbs (59 N·m) (transmission mounting bolts). Transmission oil pan bolts tightens to 11 ft-lbs (15 N·m), takes a 13mm driver, runs on M8 x 1.25 threads, located at the transmission oil pan.

Wheel — 2013 Kia Rio

Wheel fasteners on the 2013 Kia Rio. plan for a 17mm tool on a M12x1.5 stud; final torque is 80 ft-lbs (108 Nm) (wheel lug nuts).

Oil Drain Plug — 2013 Kia Rio

Oil Drain Plug fasteners on the 2013 Kia Rio. Engine oil drain plug tightens to 25 ft-lbs (34 Nm), takes a 16mm driver, runs on M14x1.5 threads, located at the oil pan.

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 2013 Kia Rio numbers above.

Loading the interactive 2013 Kia Rio fastener lookup with per-bolt filtering, part links, and torque tools…