Best Tonneau Covers for the 2021+ Ford F-150

By ExactFit Garage Editorial Team · Updated November 5, 2026

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Quick answer

The BAKFlip MX4 is the best hard-folding tonneau cover for the 2021+ F-150 5.5 ft bed, with versions for 6.5 ft and 8 ft beds. RetraxPRO MX is the best retractable option. Match your bed length, and check the listing for the F-150 Lightning, since it can use different parts.

Fits: Ford F-150 2021+ Check carefully: Bed length; Lightning may differ

Quick picks

  1. Best overall BAKFlip MX4 Hard Folding Cover Check price on Amazon
  2. Retractable RetraxPRO MX Retractable Cover Check price on Amazon
  3. Lower price BAKFlip G2 Hard Folding Cover Check price on Amazon

At a glance

PickBest forFitsDoes not fit
BAKFlip MX4 Hard Folding Cover Best overall 2021+ F-150 5.5 ft bed (448339); 6.5 and 8 ft versions sold separately 2015–2020 F-150 (different part)
RetraxPRO MX Retractable Cover Retractable 2021+ F-150 by bed length — check Lightning on the listing Confirm year range
BAKFlip G2 Hard Folding Cover Lower price 2021+ F-150 by bed length Confirm year range

Fitment wording is taken from each product’s own listing. Always re-check it against your vehicle before ordering.

For the 2021+ F-150, the cover must match your bed length, and Lightning owners should look for a Lightning listing. Most tonneau covers don't interfere with the Pro Power Onboard outlets or the Pro Access tailgate, but always check the listing for notes.

Which version do you have?

Bed Common on
5.5 ft Most SuperCrews, F-150 Lightning
6.5 ft SuperCab, some SuperCrews
8 ft Regular Cab, some SuperCabs

How we picked

  • Matched covers to the 14th-gen F-150 bed lengths
  • Checked for Lightning notes
  • Compared hard folding and retractable designs

Buying guide

Hard folding vs retractable

Folding covers are simpler and cheaper; retractable covers open to any length.

Bed accessories

Bed-mounted racks and storage boxes can conflict with some covers. A bed storage box may need a cover with clearance.

Bed mat

Pair your cover with a bed mat to stop cargo sliding.

Common fitment problems owners report

  • 2015–2020 covers ordered for 2021+ trucks
  • Wrong bed length ordered
  • Drain tubes not routed, causing leaks

Measure your bed, don't trust the badge

F-150 beds are sold as 5.5 ft, 6.5 ft and 8 ft, and all three names are rounded. Measure before ordering:

Put a tape on the bed floor against the inside of the front bulkhead and read it at the inside face of the closed tailgate. Expect roughly 67 in for the 5.5 ft bed, around 78 in for the 6.5 ft, and about 97 in for the 8 ft. Match the inches to the listing, not the name.

Do not measure along the top rail or from the outside of the tailgate — both give you a longer, wrong number.

What's already on your bed rails

Clamping tonneau covers need the rail channel, and several F-150 options use it:

  • Factory bed rail caps or stake pocket covers may need removing before the clamps will seat
  • The BoxLink cargo management system uses the same rail area. Most covers work around it, but check
  • A drop-in bed liner with raised rails can sit where the clamps go
  • A spray-in liner is fine and changes nothing about clamping
  • A fifth-wheel or gooseneck hitch in the bed narrows your options sharply — look for covers specifically listed as compatible

Tailgate features to account for

The F-150's tailgate options affect how the cover seals at the rear:

  • The tailgate step and the integrated work surface with its clamp pockets don't usually conflict with a cover, but a cover's rear seal sits on the tailgate top edge, so check the listing mentions your tailgate
  • Tailgate-mounted cameras and sensors stay clear of the cover
  • A power tailgate operates normally with every cover style, but you still have to open the cover before the tailgate on a one-piece hinged lid

Which type suits an F-150

Hard tri-fold is the best general-purpose answer: it locks to the tailgate, folds forward in under a minute for tall loads, and takes almost no permanent bed space.

Retractable suits anyone who opens the bed constantly, at the cost of several inches of bed length permanently taken by the canister at the bulkhead.

Soft roll-up is the cheapest way to keep rain and eyes off cargo, with no real security.

One-piece hard seals and secures best but makes tall loads awkward.

If you also want a crossover toolbox, you need a low-profile box that sits below the rail line and a cover listed as toolbox-compatible. Buying both without checking is the most common mistake here.

FAQ

Do 2015–2020 F-150 tonneau covers fit a 2021? Often not. BAK and others use separate part numbers for the 2021+ truck.

Do tonneau covers fit the F-150 Lightning? Some do. Look for "Lightning" in the listing.

Does a tonneau cover work with the Pro Access tailgate? Generally yes, since the cover mounts to the bed rails.

What's the best tonneau cover for a 2021 F-150? The BAKFlip MX4 for a hard folding cover, or the RetraxPRO MX for a retractable.

What size tonneau cover does a 5.5 ft F-150 bed take? Measure it — the 5.5 ft bed is typically around 67 inches of interior floor length. Buy to the inch figure.

Can I keep BoxLink with a tonneau cover? Usually yes, but the clamps and the BoxLink brackets share the rail area, so check the cover's listing.

Will a tonneau cover work with a fifth-wheel hitch in the bed? Only specific covers. Most clamping covers assume an empty bed.

The picks in detail

Best overall

1. BAKFlip MX4 Hard Folding Cover

Fits: 2021+ F-150 5.5 ft bed (448339); 6.5 and 8 ft versions sold separately

Does not fit: 2015–2020 F-150 (different part)

Hard aluminum panels that fold toward the cab. One of the most popular covers on F-150 forums, with a matte finish that suits most trims.

  • Hard, secure panels
  • Folds for tall loads
  • Strong owner reviews
  • Premium price
  • Blocks rear view when folded up
Check current price on Amazon
Retractable

2. RetraxPRO MX Retractable Cover

Fits: 2021+ F-150 by bed length — check Lightning on the listing

Does not fit: Confirm year range

A rolling aluminum cover that retracts into a canister. Open as much or as little of the bed as you need.

  • Opens to any length
  • Low-profile when closed
  • Lockable
  • Canister uses bed space
  • More expensive
Check current price on Amazon
Lower price

3. BAKFlip G2 Hard Folding Cover

Fits: 2021+ F-150 by bed length

Does not fit: Confirm year range

BAK's simpler hard-folding design. A good choice if you want hard panels without MX4 pricing.

  • Cheaper than MX4
  • Hard panels
  • Easy install
  • Fewer refinements
  • Heavier panels
Check current price on Amazon