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Ford Bronco — Bolt Pattern & Wheel Fitment
The Ford Bronco bolt pattern varies by model year and trim: 6x139.7 (6x5.5) for the 2021–2025 Standard (OEM-verified); 6x135 (6x5.31) for the 2022–2025 Raptor (candidate). Find your model year and trim below before buying wheels.
Ford Bronco bolt pattern by year
2021–2025 6th gen Bronco bolt pattern 6th gen (U725)Standard (non-Raptor)
| Bolt pattern | 6x139.7 (6x5.5) |
|---|---|
| Center bore | 93.1 mm |
| Thread pitch | M12x1.5 |
| Lug torque | 100 lb-ft |
| OEM wheel sizes | 16x7 steel/alloy, 17x8 alloy, 18x8 alloy |
| OEM offset | 40–55 mm |
| OEM tire sizes | 255/70R16, 255/75R17, 285/70R17, 315/70R17 (Sasquatch) |
Sources (4) — verified against manufacturer documents
- Owner's manual 2021/2022/2023/2024 Ford Bronco Owner's Manuals — open document
Full citation and quoted values
2021/2022/2023/2024 Ford Bronco Owner's Manuals — "Wheel Nuts": Bolt size M12 X 1.5, 100 lb.ft (135 Nm), identical in every edition read.
- OEM spec sheet / parts catalog Ford Performance Parts Bronco wheel product pages (3 separate part listings): "Bolt Pattern (PCD): 6 x 5.5\"",… — open document
Full citation and quoted values
Ford Performance Parts Bronco wheel product pages (3 separate part listings): "Bolt Pattern (PCD): 6 x 5.5\"", machined wheel bore 93.25 mm.
- OEM spec sheet / parts catalog 2025 Ford Bronco Technical Specifications (Ford media, Specs > Chassis > Wheel Specifications): every listed wheel,… — open document
Full citation and quoted values
2025 Ford Bronco Technical Specifications (Ford media, Specs > Chassis > Wheel Specifications): every listed wheel, Base 16x7.0 steel through Outer Banks 18x7.5, "No. of Studs 6", "Bolt Circle (in./mm) 5.5/139.7", offset 2.16/55. Read 2026-09-26.
- Owner's manual 2025 Ford Bronco Owner's Manual (U725), footer "Bronco (TG1) … Edition date: 202408", 614 pages, read 2026-10-13 — open document
Full citation and quoted values
2025 Ford Bronco Owner's Manual (U725), footer "Bronco (TG1) … Edition date: 202408", 614 pages, read 2026-10-13 — "WHEEL NUTS - EXCLUDING: RAPTOR" p.463 (PDF p.467): "135 Nm (100 lb.ft) M12 X 1.5". Same as the 2021–2024 manuals; extends this row to MY2025.
Documents are linked at the manufacturer's own site, not re-hosted here; they remain the manufacturer's copyright.
2022–2025 6th gen Bronco bolt pattern 6th gen (U725), Bronco RaptorRaptor
| Bolt pattern | 6x135 (6x5.31) |
|---|---|
| Center bore | 87.1 mm |
| Thread pitch | M14x1.5 |
| Lug torque | 150 lb-ft |
| OEM wheel sizes | 17x8.5 alloy (Raptor-specific) |
| OEM offset | unverified |
| OEM tire sizes | 37x12.5R17 (Raptor) |
Sources (3) — what has been checked so far
- Owner's manual 2023/2024 Ford Bronco Owner's Manuals — separate "Wheel Nuts – Raptor" table: M14 X 1.5, 150 lb.ft (204 Nm). — open document
Full citation and quoted values
2023/2024 Ford Bronco Owner's Manuals — separate "Wheel Nuts – Raptor" table: M14 X 1.5, 150 lb.ft (204 Nm).
- OEM spec sheet / parts catalog Ford Performance Parts M-1007K-M1785MB (2021-2024 Bronco Method 17x8.5 wheel kit): "Bolt Pattern/PCD: 6 x 5.5\"",… — open document
Full citation and quoted values
Ford Performance Parts M-1007K-M1785MB (2021-2024 Bronco Method 17x8.5 wheel kit): "Bolt Pattern/PCD: 6 x 5.5\"", "Does not fit Bronco Raptor". The 6x139.7 wheel for the standard Bronco is excluded from the Raptor by Ford itself. Read 2026-09-26.
- Owner's manual 2025 Ford Bronco Owner's Manual (U725), Edition date 202408, read 2026-10-13 — open document
Full citation and quoted values
2025 Ford Bronco Owner's Manual (U725), Edition date 202408, read 2026-10-13 — separate "WHEEL NUTS - RAPTOR" table p.464 (PDF p.468): "204 Nm (150 lb.ft) M14 X 1.5". Same as the 2023/2024 manuals; extends this row to MY2025. Bolt circle still not printed.
Documents are linked at the manufacturer's own site, not re-hosted here; they remain the manufacturer's copyright.
Ford Bronco bolt pattern — frequently asked
What is the Ford Bronco bolt pattern?
It depends on the model year and trim: 2021–2025 (Standard (non-Raptor)) is 6x139.7 (6x5.5); 2022–2025 (Raptor) is 6x135 (6x5.31), not yet verified. Wheels from one pattern will not fit the other.
Do all Bronco model years have the same bolt pattern?
No. 2021–2025 (Standard (non-Raptor)) is 6x139.7 (6x5.5); 2022–2025 (Raptor) is 6x135 (6x5.31), not yet verified. Check the model year and trim before buying wheels.
Is the Ford Bronco 6x139.7 pattern the same as 6x5.5?
Yes. 6x139.7 is the metric notation and 6x5.5 the inch notation of the same bolt pattern (139.7 mm ÷ 25.4). Every vehicle on it is listed on the 6x139.7 pattern page.
Is the Ford Bronco 6x135 pattern the same as 6x5.31?
Yes. 6x135 is the metric notation and 6x5.31 the inch notation of the same bolt pattern (135 mm ÷ 25.4). Every vehicle on it is listed on the 6x135 pattern page.
Will 6x135 (6x5.31) wheels fit a 6x139.7 Bronco?
No. The Bronco (2021–2025 Standard (non-Raptor)) is 6x139.7; 6x135 is 4.7 mm smaller and not interchangeable.
Will 6x139.7 (6x5.5) wheels fit a 6x135 Bronco?
No. The Bronco (2022–2025 Raptor) is 6x135; 6x139.7 is 4.7 mm larger and not interchangeable.
Will 6x130 (6x5.12) wheels fit a 6x135 Bronco?
No. The Bronco (2022–2025 Raptor) is 6x135; 6x130 is 5 mm smaller and not interchangeable.
Which other vehicles use the same 6x139.7 bolt pattern as the Bronco?
In our database: Ram 1500, Chevrolet Silverado 1500 (not yet verified), Toyota Tundra, Toyota Tacoma, Toyota 4Runner (not yet verified), Ford Ranger, GMC Sierra 1500 (not yet verified), Chevrolet Tahoe (not yet verified), Toyota Sequoia (not yet verified), Chevrolet Colorado (not yet verified), Nissan Titan (not yet verified). Same pattern is not the same wheel — center bore and stud thread still have to match; see the 6x139.7 pattern page.
Which other vehicles use the same 6x135 bolt pattern as the Bronco?
In our database: Ford F-150. Same pattern is not the same wheel — center bore and stud thread still have to match; see the 6x135 pattern page.
What is the lug nut torque for a Ford Bronco?
2021–2025 Standard (non-Raptor): 100 lb-ft; 2022–2025 Raptor: 150 lb-ft. Use a torque wrench and the manufacturer figure for your exact year; aftermarket wheels may specify their own.
Wheel fitment tools for the Ford Bronco
Will new wheels fit your Bronco? Compare width, offset and tire size to stock →
All vehicles with a 6x139.7 bolt pattern →
Also 6x139.7: Ford Ranger, GMC Sierra 1500 (not yet verified), Chevrolet Tahoe (not yet verified), Toyota Sequoia (not yet verified), Chevrolet Colorado (not yet verified), Nissan Titan (not yet verified), Ram 1500, Chevrolet Silverado 1500 (not yet verified)
All vehicles with a 6x135 bolt pattern →
Also 6x135: Ford F-150
Other Ford bolt patterns: Ranger, Mustang, F-250, Explorer, Maverick, Transit, Escape, F-150
Bolt pattern finder: look up any other vehicle →
Bolt pattern changes by year: which vehicles switched →
Convert 6x139.7 to inches →
Center bore check: hub-centric ring or not →
Lug nut torque chart →
Tire to rim width calculator: which tire widths fit a wheel →
Wheel spacer calculator: effective offset and stud engagement →
Wheel offset calculator: how far a new offset moves the wheel vs stock →