Size Chart
×
The BAKFlip MX4 is a hard folding tonneau cover configured for the exact truck, bed length, cab, body generation and bed options listed below. Confirm every fitment and application detail because covers for similar trucks or different bed configurations are not interchangeable.
Key Features
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 2017-2026 | Ford | F-250 | 8.2ft Bed |
| 2017-2026 | Ford | F-350 | 8.2ft Bed |
Specifications
| Brand | BAK |
|---|---|
| Manufacturer Part Number | 449331TS |
| Product Type | Tonneau Covers - Hard Fold |
| Cover Configuration | Hard folding tonneau cover |
| Condition | New |
| Required Vehicle Configuration | 8.2ft Bed |
| Fitment Basis | Exact year, make, model, trim, bed length, cab and bed-option configuration |
What's Included
One new BAK product identified by manufacturer part number 449331TS. Cover panels or slats, rails, clamps, seals, drainage components, hardware and instructions are included only when specified for this exact part.
About BAK
BAK manufactures hard-folding and hard-rolling tonneau covers plus replacement components for exact truck-bed applications. Cover family, truck generation, bed length and bed options determine compatibility.
Related BAK Products
Frequently Asked Questions
Will this BAK cover fit my 2017-2026 Ford F-250?
Match every fitment row plus the bed length, cab, body generation, RamBox, CarbonPro, track system, tailgate and other application notes shown for this exact part.
Does the cover provide full bed access?
The folding and rolling operation depends on the exact BAK family. Confirm the opening method, secured driving positions and rear-window clearance in the specifications and current instructions.
Will it work with a toolbox or bed rack?
Compatibility depends on the toolbox position, rail profile and accessory interface. T-slot-equipped models support only compatible attachments, and standard covers should not be assumed to fit every rack or toolbox.
Does the cover make the truck bed waterproof?
Tonneau covers are weather resistant rather than fully waterproof. Correct rail alignment, seals, drainage and tailgate condition help limit water entry.
Can I install it without drilling?
Installation varies by truck and cover. Follow the current instructions for this exact part number and do not assume another BAK kit uses the same rails, clamps or drilling requirements.
Installation Instructions
Important Disclosures
California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.
Shop BAK tonneau covers for late-model trucks, including BAKFlip hard-folding covers and Revolver hard-rolling truck bed covers. Compare popular BAKFlip MX4, MX4 TS, G2, F1 and FiberMax models with Revolver X4s, X4ts and X2 covers. Every application is vehicle-specific, so confirm the truck year, make, model, bed length and factory bed options before ordering. Black Ops Auto Works carries BAK covers for Ford, Chevrolet, GMC, Ram, Toyota, Jeep, Nissan and Honda trucks, with expert fitment help available when your configuration includes RamBox, CarbonPro, factory tracks or a multi-function tailgate. BAK Truck Bed Covers for Work, Travel and Daily Use BAK designs low-profile tonneau covers that help shield cargo while preserving practical access to the truck bed. The collection includes hard-folding covers that open in sections and hard-rolling covers that roll toward the cab. Choose the operating style, finish and accessory compatibility that best match how you use your truck. Becaus...
View BAK Products
Shop exterior parts and accessories for cars, trucks, Jeeps, and SUVs at Black Ops Auto Works. Explore carbon-fiber hoods, front lips, splitters, spoilers, diffusers, fender flares, truck steps, bed accessories, and exterior trim. Whether you are updating a performance vehicle’s appearance or adding everyday utility to a pickup, choose components matched to your exact vehicle and existing equipment. Carbon-Fiber Hoods and Body Panels Explore Black Ops Auto Works hood designs and selected replacement panels for Jeep Grand Cherokee, Dodge Charger, Dodge Durango, Chrysler 300, and other listed applications. Featured designs include Demon, Sniper, Redeye, and CFR options for supported vehicle configurations. Compare the construction, finish, mounting requirements, and supplied components on each listing. A carbon-fiber appearance does not establish that every product uses the same material or manufacturing method. Browse our Black Ops Carbon Fiber collection for focused shopping. Front ...
View Exterior Parts & Accessories Products
Shop Ford F-250 exhaust, cooling, brake and chassis references at Black Ops Auto Works. Compare Borla gasoline exhaust applications, Powerstroke service components, Bilstein reservoir shocks and Wilwood front-brake references for a defined truck build or repair. Match exact generation, engine, drivetrain, cab, wheelbase and installed suspension first.Gasoline Exhaust or Powerstroke Cooling ServiceThe Borla S-Type cat-back title names a 7.3L gasoline, crew-cab short-bed, specified-wheelbase and single-rear-wheel application. Match every configuration detail before comparing exhaust choices. aFe radiator and Sinister coolant-feed references name distinct 6.7L Powerstroke applications, while a BD Diesel manifold names an older 7.3L Powerstroke. Gasoline and diesel references require separate engine, production and installed-connection checks.Suspension, Steering and Brake-System ChoicesBilstein reservoir-shock, Zone diesel front-coil, Tuff Country spring or bracket and Synergy steering...
View Ford F-250 Parts and Accessories Products
Shop Ford F-350 brake, cooling, suspension and axle references at Black Ops Auto Works. Compare DFC brake-service applications, Powerstroke cooling components and Bilstein or Tuff Country chassis references. Identify the truck’s generation, engine, drivetrain, body and actual installed axles before selecting a repair or build package.Brake Service Across Different ChassisDFC rotor and drum titles include older 2WD or 4WD F-350 applications explicitly excluding Super Duty. Match the actual hub, caliper or drum assembly and dimensions and retain those exclusions. Shared E-Series or other-make hydraulic references require explicit F-350 coverage. Choose axle-specific service and review supplied shoes, pads, hardware or hoses separately.Powerstroke Cooling and Engine ComponentsaFe radiator and Sinister turbo-coolant-feed titles name specific 6.7L Powerstroke applications, while a BD passenger-side manifold names an older 7.3L Powerstroke application. Match actual engine, production, cha...
View Ford F-350 Parts and Accessories Products
Choose truck-bed coverage around how you load, access and use the bed. Compare BAK folding and hard-rolling covers, Access soft roll-ups, Retrax and Roll-N-Lock retractable systems, Extang folding options, LEER covers and Westin covers or EXP toppers. Match the exact truck generation, bed and factory equipment before comparing finishes.Folding and Roll-Up Bed CoversHard folding covers store panels toward the cab, while soft folding covers offer a different construction and opening arrangement. BAKFlip, LEER, Extang, Westin and other references have model-specific materials, latches and permitted open positions.Soft roll-ups and BAK Revolver hard-rolling designs also serve different priorities. Compare the rolled package, access to tall cargo, rail layout and required restraints rather than assuming every rolling cover is flexible fabric.Retractable Covers and Bed SpaceRetrax, Roll-N-Lock and Westin references include distinct manual and powered retractable arrangements. Compare oper...
View Tonneau Covers Products
Compare hard folding truck-bed covers from BAK, LEER, Westin, Extang and other listed references. BAKFlip MX4 and G2, LEER HF-series and application-specific tri-fold covers offer different ways to cover the bed and open it for cargo. Choose the exact cover design and truck-bed application together.Panel Design and Cargo AccessCompare construction, panel arrangement, folded position and access to the front of the bed for the actual cover. A three-panel or four-panel label alone does not determine stack height, rear-window clearance or permitted driving position.Review the selected series and generation, including MX4 EZ-Lift or TS references where named. Do not transfer one version’s operating features, rack interface or installation procedure to another model with a similar name.Complete Covers and Other Folding DesignsBAK, Westin, LEER, Extang, Lund, Access and Rugged references have individual construction and latching arrangements. Some soft folding references also appear here, ...
View Tonneau Covers - Hard Fold Products