2021 Subaru Ascent Bolt Pattern
Checking fitment for your vehicle? Below you will find the factory bolt pattern (also known as the lug pattern) for the 2021 Subaru Ascent, along with offset and center bore data.
| Bolt Pattern (Lug Pattern) | 5x114.3 (5x4.5") |
|---|---|
| Lug Nut / Bolt Size | 12x1.25 |
| Center Bore (CB) | 56.1 mm |
| Offset (ET) | 55 |
| Torque Specs | 80 ft-lbs (108 Nm) |
Imperial Match: 5x114.3 is commonly referred to as 5x4.5" in US Standard.
2021 Ascent — Year-Specific Fitment Context
The 2021 Subaru Ascent is in year 3 of 6 using the 5x114.3 pattern (2019–2024). Wheels from any 2019–2024 Subaru Ascent are cross-compatible with the 2021 model.
Subaru Ascent Bolt Pattern by Year
The table below shows how the Ascent's wheel specifications have changed over the years. The 2021 model year is highlighted.
5x114.3 Pattern Context
This bolt pattern appears on 2902 vehicles in our current database and is considered very common.
Examples of other vehicles using 5x114.3:
Expert Buying Guide for 2021 Subaru Ascent
For your 2021 Subaru Ascent, the bolt pattern is 5x114.3mm, but the critical spec is the 56.1mm center bore. Aftermarket wheels often have a larger bore, so you must use hub-centric rings to prevent vibrations and ensure proper load transfer. The factory offset is 55mm; staying within ±5mm is recommended to avoid rubbing or suspension interference. Always use lug nuts with the correct thread pitch (12x1.25) and seat type—factory wheels use a conical seat. Never use ball-seat lug nuts, as they can loosen or damage the wheel. Re-torque after 50-100 miles of driving.
Historical Fitment Data Reference
In our dataset, Subaru Ascent appears from 2019 to 2024 (6 model years). Across recorded model years, this model generally keeps the same bolt pattern.
- Observed bolt-pattern variants for this model: 1
- Observed center-bore variants for this model: 1
- Observed lug-size variants for this model: 1
- Observed total offset span across years: 0.0 mm
Quick Tips & Safety Warnings
- ✅ Re-torque lug nuts to 89 lb-ft after 50-100 miles of driving.
- ✅ If using aftermarket wheels, ensure hub-centric rings are installed to match the 56.1mm center bore.
- ✅ Avoid wheels with offset below 45mm or above 60mm to prevent rubbing or clearance issues.
- ⚠️ Verify thread pitch before installation; M12x1.25 and M12x1.5 are not interchangeable.
- ⚠️ Confirm bolt pattern carefully. 5x114.3 is often confused with other common 5-lug patterns.
- ⚠️ Torque lugs in a star pattern to 80 ft-lbs (108 Nm), then re-check torque after 50-100 km (30-60 miles).
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2021 Subaru Ascent — Frequently Asked Questions
What is the bolt pattern for a 2021 Subaru Ascent?
The 2021 Subaru Ascent uses a 5x114.3 bolt pattern (also called lug pattern or PCD). The center bore is 56.1mm and the offset is 55mm.
What other years of Subaru Ascent have the same bolt pattern as the 2021?
The Subaru Ascent uses the 5x114.3 pattern from 2019 through 2024. Wheels from any of these model years are dimensionally compatible with the 2021, provided the offset and center bore also match.
How tight should I torque the lug nuts on a 2021 Subaru Ascent?
Refer to your owner's manual for exact specs, but always tighten the 12x1.25 hardware in a star or crisscross pattern. Re-torque after the first 50 miles of driving.
Why is matching the 56.1mm center bore important for the 2021 Ascent?
The 56.1mm center bore ensures the wheel is perfectly centered on the hub. If the wheel is lug-centric instead of hub-centric, you may experience steering wheel vibration at highway speeds.
How do I measure the bolt pattern on my 2021 Subaru?
The 2021 Ascent uses a 5x114.3 pattern. For 4, 6, or 8-lug wheels, measure center-to-center across opposite holes. For 5-lug, measure from the center of one hole to the back of the opposite hole.
What lug nut size does the 2021 Subaru Ascent use?
The 2021 Subaru Ascent uses 12x1.25 lug nuts. Always verify the thread pitch and seat type (cone, ball, or flat) match your aftermarket wheels.
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