Ford Headlight Bulb Sizes: Complete Fitment Guide by Model and Year

To find the correct headlight bulb for a Ford truck or car, you must match the exact generation and trim level before buying. Fords transitioned from single dual-filament bulbs (9004, 9007, H13) on older models to separate low-beam (H11) and high-beam (9005) bulbs on late-model halogen setups. If your Ford came with factory LED assemblies or D3S HID capsules, standard halogen replacement bulbs will not fit.

Quick Reference: Ford Headlight Bulb Size Chart

The table below breaks down the factory bulb sizes for the Ford F-150, Mustang, and Ranger across key model years. Check your original owner’s manual or current bulb markings to confirm your vehicle’s factory trim before ordering.

Model & Year RangeLow BeamHigh BeamFog LightStandard / Option Notes
Ford F-150
1997–2003900790079145 / H10Dual-beam single bulb
2004–2014H13 (9008)H13 (9008)9145 / H10Dual-beam single bulb
2015–2020 (Halogen)H1190059145 / H10Separate low and high beams
2021+ (Halogen)H119005880 / 893Upper trims use sealed factory LEDs
Ford Mustang
1994–2004 (SN95/New Edge)90079007880 / 893Dual-beam single bulb
2005–2012 (S197 Halogen)H13 (9008)H13 (9008)H11 or H10V6 vs. GT fog variants
2013–2014 (S197 HID)D3SD3SH11 or H10Single HID capsule for low/high
2015–2023 (S550 LED)Factory LEDFactory LEDFactory LEDNon-serviceable bulb assembly
Ford Ranger
1989–199290049004N/ADual-beam single bulb
1993–2011900790079145 / 9006Dual-beam single bulb
2019–2023 (Halogen)H119005H8 / H11Separate low and high beams

Note: Browse our complete catalog ofFord lighting partsto find direct-fit bulbs and assemblies.

Single-Beam vs. Dual-Beam Ford Headlights: Which Do You Have?

Ford headlight designs fall into two distinct mechanical setups:

  • Dual-Beam Systems (9004, 9007, H13/9008): These utilize a single bulb housing containing two internal filaments. One filament powers your standard low beams, while the second filament fires up when you switch on your high beams. If a single headlight goes out on an older F-150, Ranger, or S197 Mustang, you only replace one bulb per side.
  • Single-Beam Split Systems (H11 Low / 9005 High): Newer halogen-equipped models separate the low and high beams into two dedicated sockets per headlamp housing. An H11 bulb handles standard low-beam lighting, while a 9005 bulb sits in a separate reflector bowl for high-beam output.

Installing a dual-filament 9007 or H13 bulb into a separate H11 low-beam housing is physically impossible due to differing socket keys and locking tabs.

Factory LED and HID Warning: Avoid Ordering the Wrong Part

Before buying replacement bulbs, confirm whether your vehicle uses halogen, HID (High-Intensity Discharge), or factory LED assemblies.

Sealed Factory LED Assemblies

Upper trim levels on modern Fords (such as Lariat, King Ranch, Platinum, or 2015+ S550 Mustangs) come equipped with factory-sealed LED light engines. These headlights do not use removable bulbs. If a light fails, replacing individual bulbs is not an option; the entire headlight housing must be replaced.

Factory HID Capsules

Certain models, such as the 2013–2014 Mustang, utilize factory D3S HID capsules. Standard halogen bulbs like H13 or H11 will not seat into these housings or plug into the high-voltage ballast connectors. Always inspect your housing through the hood opening or check your owner’s manual before placing an order.

How to Choose the Right Replacement Bulb for Your Ford

Choosing a bulb comes down to balancing night visibility, lifespan, and your budget.

Ford headlight bulb size
OptionBest ForProsConsiderationsDirect Link
Standard ReplacementDaily driving on a budgetDirect OEM fit, long service lifeStandard yellow halogen warmthBasic 9007 2-Pack ($32)
Enhanced HalogenNight driving visibilityWhiter beam downroad without modifying wiringSlightly shorter service life than basicSylvania 9004 XtraVision 2-Pack ($40)
Premium Bright HalogenMaximum road outputCrisp light pattern, wider downroad beam coveragePremium price pointSilverStar Ultra H11 2-Pack ($58)
LED Upgrade KitLongest lifespan & bright outputModern white light, reduced amp drawPolarity sensitive; requires beam pattern alignmentSylvania 9005 LED 2-Pack ($100)

Installation Notes & Common Shop Traps

  • 2004–2014 Ford F-150: Do not attempt to force bulbs in from behind the core support; squeezing your hand in usually snaps the plastic socket locking tabs. Remove the top mounting screws and pull the housing forward to access the lock ring smoothly.
  • 2015–2020 Ford F-150: Low-beam bulbs are accessed through the front wheel wells. Turn your steering wheel fully inward, remove 3 to 4 plastic push pins along the splash shield, and peel the liner back to reach the rubber dust caps.
  • 2005–2009 Ford Mustang: Unfasten the outer bumper corner fasteners to slide the headlight housing forward safely without scratching your fender paint.
  • LED Upgrades: LED conversion bulbs are polarity-sensitive (+/-). If an LED bulb fails to illuminate after installation, flip the connector plug 180 degrees. Always check and adjust your headlight beam aim after changing bulb types to avoid blinding oncoming drivers.

If your plastic headlight lenses are severely oxidized or yellowed, new bulbs alone will not restore proper beam projection. Replacing foggy housing lenses or polishing the plastic is necessary for safe night visibility.

Find model-specific parts and accessories across our full lineups for Ford F-150 parts, Ford Mustang parts, and Ford Ranger parts.

Frequently Asked Questions

Can I install H11 bulbs into a dual-beam H13 headlight?

No. An H11 bulb is a single-beam light with a different lock tab pattern and wiring connector than a dual-beam H13 (9008) bulb. Attempting to force an H11 into an H13 socket will damage the plastic housing and plug harness.

Why do my new LED headlight bulbs flicker on my Ford truck?

Modern Ford body control modules monitor electrical circuit resistance to detect burned-out bulbs. Because LED bulbs draw significantly lower wattage than stock halogens, the system may register a false bulb-out error or pulse power to the socket, causing flickering. Installing a CANbus anti-flicker decoder harness resolves this issue.

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