2026 Kia Tasman Wheels & Rims: Bolt Pattern, Offset & Sizes

Fitting Kia Tasman wheels? This page gives the 2026 Kia Tasman bolt pattern (6x139.7), centre bore, factory rim size and the offset range for aftermarket and forged Kia Tasman rims: the same spec sheet ANKUSI uses when machining forged wheels for this car.

Quick answer: The 2026 Kia Tasman uses a 6x139.7 bolt pattern with a 95.1 mm centre bore and M14x1.5 lug nuts. Factory wheels: 18x8.0J, front and rear. For aftermarket wheels, 20x9.0J ET20 sits flush and 20x10.0J ET15 is the most aggressive fit.

Forged wheels for the 2026 Kia Tasman — drilled 6x139.7 with a 95.1 mm centre bore, built to the offset you choose. From $220 per wheel, made to order in 20–25 days.

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Kia Tasman (2026): 6x139.7 bolt pattern, 95.1mm center bore. Factory wheels: 18x8.0J F/R. Reference fitment ranges.

Bolt Pattern6x139.7
Wheel Bolt/NutM14x1.5 Nut
Center Bore95.1mm
Wheel Load Rating1000–1400 kg/wheel (Pickup / Light Truck segment reference)
Year2026
CategoryPickup

✓ Data check: the bolt pattern and center bore on this page match an independent fitment reference. Last reviewed September 18, 2026. How we verify

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Wheel Size & Offset at a Glance

Kia Tasman wheel size and offset comparison by configuration
ConfigurationWheel Size & Offset
Factory (OE)18x8.0J F/R
Flush Fitment20x9.0J at ET20 offset
Maximum Aggressive20x10.0J at ET15 offset

Forged Wheel Designs for the Kia Tasman

Every design below is forged to order, so it can be machined to the Kia Tasman's 6x139.7 bolt pattern and 95.1 mm center bore, with the width and offset calculated for your setup.

How to Read Wheel Offset & Measurements

Use these two references before ordering: the left diagram shows where each spec (PCD, center bore, offset, width and diameter) is measured on the wheel; the right diagram shows how positive, zero and negative offset shift the wheel face relative to the hub centerline.

Diagram showing wheel measurement points: centerline, center bore diameter, PCD, offset, rim width and diameter
Centerline, center bore, PCD, offset, width & diameter
Diagram comparing positive, zero, and negative wheel offset relative to the wheel centerline
Positive vs. zero vs. negative offset

ANKUSI Engineering Expert Advice

On a truck platform, wheel weight sits right at the unsprung mass budget the suspension engineers already spent on payload and towing capacity. A forged wheel keeps that budget intact — same strength, less rotational inertia — instead of eating into the margin the way a cheap cast aftermarket wheel can.

The Kia Tasman runs a 6x139.7 bolt pattern, 95.1mm center bore, and a 18x8.0J, front and rear, wheel from the factory. Our Flush Fitment reference is 20x9.0J ET20, which tucks the tire under the fender lip on a stock-height Kia Tasman. Our Maximum Aggressive reference is 20x10.0J ET15 — beyond that offset, expect rubbing against the inner fender liner under compression without further trimming.

Kia Tasman OE Wheel Specs

The 2026 Kia Tasman (Pickup) uses a 6x139.7 bolt pattern with a 95.1mm center bore. Factory wheels are 18x8.0J F/R.

Why the factory spec works for most owners:

  • Preserves the factory-tuned ride and steering feel
  • A mainstream size for this segment, keeping tire choice wide and prices reasonable
  • Leaves full clearance for the stock brakes and suspension hardware
  • Keeps handling predictable and consistent in everyday conditions

ANKUSI builds these wheels — we are the forging factory, not a reseller. For the Kia Tasman (2026) we drill the 6x139.7 pattern and cut the centre bore to 95.1mm on our own CNC line, so the wheel hub-centres on the car with no spacer rings, in whatever diameter, width and offset you specify.

IATF 16949 & ISO 9001 certified · own 10,000-ton press in Guangzhou · from a single set to a full container

Converting these ET figures to backspacing? Use the wheel offset and backspacing calculator.

The figures on this page are part of our open wheel fitment dataset — 10,093 vehicles, free to download, CC BY 4.0.

Offset & Backspacing Reference

Backspacing is calculated as wheel width (in) ÷ 2 + offset (mm) ÷ 25.4 + 0.5 (flange allowance):

  • OE: 18x8.0J ET35 → ~5.88″ backspacing
  • Flush: 20x9.0J ET20 → ~5.79″ backspacing
  • Max: 20x10.0J ET15 → ~6.09″ backspacing

Want to check a different width or offset before you order? Use our Offset & Backspacing Calculator to solve the numbers yourself, or looking for your exact Kia spec, or want a wheel built to a custom offset for your Kia Tasman? Contact ANKUSI with your bolt pattern and offset target and we will confirm the correct forged wheel spec for your build.

Vehicles With the Same Hub as the Kia Tasman (6x139.7, 95.1 mm Bore)

In our database, 18 other vehicle entries from 2 makes use exactly the same 6x139.7 bolt pattern and 95.1 mm center bore. Factory wheels from these cars bolt on and center on the hub without rings; offset and width still have to be checked.

6x139.7 is used by 4.0% of the vehicle pages in our English fitment guide (258 of 6,503); 7.4% of those also use a 95.1 mm center bore.

Hub-Centric Rings for a 95.1 mm Center Bore

A wheel with a center bore larger than 95.1 mm needs a hub-centric ring. The most common combinations:

Wheel boreRing size
100.1 mm100.1 → 95.1 mm
106.1 mm106.1 → 95.1 mm
108.1 mm108.1 → 95.1 mm
110.1 mm110.1 → 95.1 mm

ANKUSI forged wheels are bored to exactly 95.1 mm for this vehicle, so no ring is needed.

Frequently Asked Questions

What bolt pattern (PCD) does the Kia Tasman use?
The 2026 Kia Tasman uses a 6x139.7 bolt pattern.
How many lug bolts does the Kia Tasman use?
The Kia Tasman uses a 6-lug bolt pattern (6x139.7), so you need a 6-lug forged wheel to bolt straight on.
What is the center bore size on the Kia Tasman?
The Kia Tasman's center bore is 95.1mm. If an aftermarket wheel has a larger center bore than this, hub-centric rings are recommended so the wheel centers on the hub itself rather than relying on the lug bolts alone.
What size are the factory (stock) wheels on the Kia Tasman?
Factory wheels on the Kia Tasman are 18x8.0J F/R.
What is the biggest wheel size I can fit on my Kia Tasman without rubbing?
The most aggressive fitment we recommend without fender work is 20x10.0J at ET15 offset. Going beyond this typically causes rubbing under compression unless you roll the fenders or add camber correction.
What does a flush wheel fitment look like on the Kia Tasman?
For a flush look with minimal to no rubbing, we recommend 20x9.0J at ET20 offset as a starting point on a stock or mildly lowered Kia Tasman.
Do I need wheel spacers for my Kia Tasman?
No. ANKUSI forges each wheel to your exact target offset, including the flush or max specs above, so you get the correct fitment without stacking spacers. Spacers are typically only used to push out an existing OE-offset wheel without replacing it, which isn't necessary when you're ordering a custom-offset forged wheel.
How do I calculate wheel backspacing for my Kia Tasman?
Backspacing (in inches) = wheel width (in) ÷ 2 + offset (mm) ÷ 25.4 + 0.5 (flange allowance). For example, the flush spec above works out to roughly 5.79" of backspacing.
What's the difference between wheel offset and backspacing?
Offset is the distance in millimeters from the wheel's true centerline to its mounting face (positive offset pulls the wheel in, negative pushes it out). Backspacing is the distance in inches from the mounting face to the back edge of the wheel barrel. They describe the same fitment from two different reference points, which is why ANKUSI lists both above — some shops and tuning guides quote offset, others quote backspacing.
Can I run staggered wheels (different sizes front and rear) on my Kia Tasman?
The Kia Tasman runs the same wheel size front and rear from the factory, so staggered fitment is not required. ANKUSI can still forge a staggered set (wider rear) on request if you want a more aggressive stance.

Wheel Installation Reference: Torque, Thread & TPMS

Thread & Fastener: M12x1.5, conical-seat lug nut.

Factory Torque Spec: 107-127 Nm (79-94 ft-lb). Range covers most Kia passenger cars and crossovers on M12x1.5 studs.

TPMS: TPMS (Tire Pressure Monitoring System) has been federally mandated on all new light vehicles sold in the US since the 2008 model year. If your wheels use OE-style sensors, have them transferred or cloned to the new wheels at installation.

Tire Pressure: Always set tire pressure to the value on your vehicle's tire placard (driver's doorjamb or glovebox), not the max PSI printed on the tire sidewall — this is trim- and tire-size-specific and stays the same reference point when you switch to a different wheel and tire combination.

Reference data compiled from published OEM service specifications and cross-checked against independent repair sources; always confirm against your owner's manual or door-jamb placard before installation.

Sources and Last Update

Data checked against: avtoreference.com.

This record is part of the open ANKUSI Wheel Fitment Dataset (DOI 10.5281/zenodo.23241521, CC BY 4.0).

Other cars on the same factory size: 18x8 wheels · 18 inch wheels.

Compiled by the ANKUSI Wheels engineering team, an IATF 16949 and ISO 9001 certified forged wheel factory in Guangzhou.

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