F-150 Tire Size Calculator
OEM fitment, lift-kit clearance, and speedometer correction for every Ford F-150 trim — XLT, Lariat, Raptor, and Lightning EV. All trims share 6×135 bolt pattern.
QUICK EXAMPLE
Stock XLT 265/70R17 = 31.61″ diameter. Most popular upgrade: 285/70R17 (32.71″, +3.5%) — bolt-on with no lift. Raptor stock 315/70R17 = 34.36″. Lightning EV 275/50R22 = 32.83″ (matched set required). All trims — XL through Lightning — share 6×135 bolt pattern.
Decode a Metric Tire Size
F-150 common sizes — quick load:
OEM Stock Tire Sizes — All F-150 Trims
XL / XLT 4WD
2021–present (14th gen)Bolt: 6×135
Lariat / King Ranch / Platinum
2021–present (14th gen)Bolt: 6×135
F-150 Raptor / Raptor R
2021–present (3rd gen Raptor)Bolt: 6×135
F-150 Lightning EV
2022–presentBolt: 6×135
AI Insight
Powered by AIGet a plain-English explanation of your results — what they mean for your vehicle and driving experience.
OEM Tire Sizes by F-150 Trim
| Trim | OEM Size | Diameter | Rim | Notes |
|---|---|---|---|---|
| XL / XLT 4WD | 265/70R17 | 31.61″ | 17″ | Base build starting point — most common F-150 size |
| XLT Sport Appearance | 275/55R20 | 31.91″ | 20″ | Sport package 20" wheels |
| Lariat / King Ranch 4WD | 275/55R20 | 31.91″ | 20″ | Mid-range trims, matching XLT Sport diameter |
| Platinum / Limited | 275/50R22 | 32.83″ | 22″ | Top trim 22" OEM wheels |
| Raptor (standard) | 315/70R17 | 34.36″ | 17″ | Factory FOX suspension + wide-body flares |
| Raptor R | 37×12.50R17 | 37.00″ | 17″ | Goodyear Territory MT — factory 37" tire |
| Lightning Pro / XLT / Lariat | 275/50R22 | 32.83″ | 22″ | EV IRS — all four must match |
| Lightning Platinum | 275/45R22 | 31.73″ | 22″ | Low-profile 22" EV — no lift possible |
| PowerBoost Hybrid XLT | 265/70R17 | 31.61″ | 17″ | Hybrid shares XLT tire sizes |
| PowerBoost Hybrid Platinum | 275/50R22 | 32.83″ | 22″ | AWD hybrid — match all four tires within ±3% |
Popular F-150 Tire Upgrades
| Size | Diameter | Delta vs 265/70R17 | AWD Safe | Notes |
|---|---|---|---|---|
| 285/70R17 | 32.71″ | +1.10″ (+3.5%) | ✓ Yes | Bolt-on on most 4WD trims; most popular F150Forum upgrade from 265/70R17 |
| 295/65R20 | 33.09″ | +1.18″ (+3.7%) | ✓ Yes | Lariat/King Ranch 20" upgrade; minimal lift needed |
| 305/65R17 | 33.59″ | +1.98″ (+6.3%) | ⚠ Recal | 2" lift recommended; excellent AT choice on 17" beadlock rims |
| 315/60R20 | 33.94″ | +2.03″ (+6.4%) | ⚠ Recal | 20" equivalent of 33s — popular Lariat/Platinum upgrade with 2" level |
| 315/70R17 | 34.36″ | +2.75″ (+8.7%) | ⚠ Recal | Raptor stock size — 4–6" lift on standard F-150; clearance critical |
| 285/55R20 | 32.34″ | +0.43″ (+1.4%) | ✓ Yes | Near-stock diameter on 20" wheel — safe plus-size for Lariat |
| 275/45R22 | 31.73″ | Lightning Platinum OEM | ✓ Yes | Lightning Platinum OEM — 22" matched set required |
| 285/50R22 | 32.83″ | +1.10″ from 275/45R22 | ✓ Yes | Lightning upgrade — all four tires, check TPMS recalibration |
AWD Safe = diameter change under ±3%. ⚠ Recal = speedometer recalibration recommended. Lightning EV must use matched set on all four corners.
F-150 Bolt Pattern & Wheel Specs
| Trim | Bolt Pattern | Center Bore | Lug Torque | Safe Offset | Stock Rim Width |
|---|---|---|---|---|---|
| XL / XLT 4WD | 6×135 | 87.1mm | 150 ft-lb | ET0–ET44 | 7.5″–8″ |
| Lariat / King Ranch | 6×135 | 87.1mm | 150 ft-lb | ET18–ET44 | 8″–8.5″ |
| Raptor / Raptor R | 6×135 | 87.1mm | 150 ft-lb | ET44 | 8.5″ |
| Lightning EV | 6×135 | 87.1mm | 150 ft-lb | ET35–ET50 | 8.5″ |
All F-150 trims from 2004+ use 6×135 — XL, XLT, Lariat, Raptor, and Lightning wheels are fully cross-trim compatible. Ford Expedition and Lincoln Navigator also use 6×135.
F-150 Lift Guide — Best Size by Trim
| Setup | XLT Best Size | Lariat Best Size | Raptor Best Size | Lightning Best Size | Notes |
|---|---|---|---|---|---|
| Stock / No Lift | 265/70R17 | 275/55R20 | 315/70R17 | 275/50R22 | Bolt-on, no recalibration; Lightning all four must match |
| 1–2″ Leveling Kit | 285/70R17 | 295/60R20 | 315/70R17 | N/A (IRS) | Minor speedo correction; Raptor already wide-body |
| 2–3″ Lift Kit | 305/65R17 | 305/60R20 | 315/70R17 or 37s | N/A (IRS) | 33" on XLT/Lariat — speedo error ~6%; front diff drop may be needed |
| 4–6″ Lift Kit | 315/70R17 | 315/60R20 | 37×12.50R17 | N/A (IRS) | 35"+ on standard F-150; front diff drop + regear recommended |
How to Use the F-150 Tire Size Calculator
- 1
Pick your F-150 trim
Select XLT, Lariat, Raptor, or Lightning to load OEM stock sizes and bolt pattern data.
- 2
Decode your current tire
Enter your tire code (e.g., 265/70R17) in the Decode tab. Get exact diameter, sidewall height, revs per mile, and metric conversions.
- 3
Compare stock vs. upgrade size
Use the Compare tab to see the exact diameter difference, speedometer error percentage, and AWD safety rating for any two sizes.
- 4
Check fitment for your trim
The Fitment tab shows fender clearance status (no mod / roll / flare) and flags Lightning IRS diameter limits.
- 5
Explore the Lift Guide
The Lift Guide tab shows the best tire size for each lift height per trim, with pros/cons and popular tire recommendations.
How the Calculator Works
All calculations use the standard tire diameter formula: Diameter = (2 × Width × Aspect/100 / 25.4) + Rim
Worked example — XLT stock 265/70R17
- Sidewall: 265 × 0.70 = 185.5 mm ÷ 25.4 = 7.30″
- Diameter: 17 + (2 × 7.30) = 31.61″
- Upgrade 285/70R17: 285 × 0.70 = 199.5 mm ÷ 25.4 = 7.854″; 17 + (2 × 7.854) = 32.71″
- Delta: 32.71 − 31.61 = +1.10″ (+3.5%) — below AWD ±5% limit, no recalibration required
Lightning EV matched-set rule
The Lightning uses IRS (independent rear suspension). All four tires must be the same size — diameter mismatch between front and rear stresses the AWD torque vectoring system. Larger tires reduce range ~2–3% per inch of added diameter. No lift kits are available for the Lightning.
6×135 bolt pattern — all F-150 trims
| Trim | Bolt Pattern | Center Bore | Lug Torque | Cross-Compatible |
|---|---|---|---|---|
| XL / XLT / FX4 | 6×135 | 87.1mm | 150 ft-lb | ✓ All F-150 (2004+) / Expedition / Navigator |
| Lariat / King Ranch / Platinum | 6×135 | 87.1mm | 150 ft-lb | ✓ Same as XLT |
| Raptor / Raptor R | 6×135 | 87.1mm | 150 ft-lb | ✓ Raptor bead-lock rims also fit all F-150s |
| Lightning EV | 6×135 | 87.1mm | 150 ft-lb | ✓ All non-Lightning F-150 wheels fit Lightning |
F-150 Tire Guide: Trim-by-Trim Overview
XL / XLT — The Most Common Build Platform
The XLT 4WD is the most popular F-150 for tire upgrades. Stock 265/70R17 is a capable all-terrain baseline, but the community consensus on F150Forum is to step up to 285/70R17 (32.71″) without any lift — it clears on most 4WD builds and adds +1.1″ of ground clearance. Adding a 2" leveling kit opens the door to 305/65R17 (33.6″), the most popular aggressive build for XLT owners who want 33s without the complexity of a full lift kit.
Lariat / King Ranch / Platinum — 20" and 22" Challenges
Lariat and King Ranch trim the wheel well differently than the 17" XLT. Popular upgrades on 20" wheels are 285/55R20 (32.34″) for a mild plus-size, or 295/60R20 (33.09″) with a leveling kit. Platinum and Limited owners on 22" wheels have limited options — the low-profile sizing means plus-sizing risks rim damage on rough terrain. For these trims, consider dropping to 20" beadlocks for off-road builds.
Raptor — Factory 35s and the 37" Raptor R
The Raptor is the starting point for most extreme F-150 builds. The standard Raptor's 315/70R17 (34.36″) fits because of factory FOX shocks and wide-body flares that add 6″ of track width. The Raptor R takes this further with factory 37×12.50R17 Goodyear Territory MT rubber. Most Raptor owners upgrade to 37×12.50R17 matched-set, or stretch to 37×13.50R17 with minor fender trimming.
Lightning EV — IRS Limits and Range Math
The Lightning EV is the most constrained trim for tire modifications. Its independent rear suspension (IRS) physically prevents lift kits. All four tires must be the same size — the AWD system's torque vectoring faults on diameter mismatch. The most common upgrade is from 275/45R22 (Platinum OEM at 31.73″) or 275/50R22 (Pro/XLT/Lariat OEM at 32.83″) to 285/50R22 as a matched set. Every inch of added diameter reduces EPA range estimate by approximately 2–3%.