The manufacturer-authored 2018 Ford towing guide publishes F-250 SRW maximum loaded trailer weights from 12,300 to 18,000 lb for conventional towing and 12,200 to 18,500 lb for fifth-wheel/gooseneck towing across populated 6.2L gas and 6.7L diesel cells. Those are matrix endpoints, not one rating for every truck. The 18,000-lb conventional maximum belongs to a long-box Crew Cab 4x2 diesel row with 25,700-lb GCWR and the Trailer Tow Package. The 18,500-lb maximum belongs to a Regular Cab 4x2 diesel gooseneck row; Ford limits fifth-wheel towing in that same row to 18,000 lb. Engine, axle ratio, GCWR, cab, drive, wheelbase, box, hitch type, receiver mode and actual truck labels must remain attached.
Direct answer: 12,300–18,500 lb across the reviewed matrices
For conventional trailers, the reviewed F-250 table spans 12,300–18,000 lb. The 6.7L diesel cells span 12,500–18,000 lb, while the two complete 6.2L gas rows span 12,300–15,000 lb. Ford publishes separate weight-carrying and weight-distributing receiver values, so both columns matter.
For bed-mounted hitches, the table spans 12,200–18,500 lb. The top number is specifically marked as a gooseneck rating. A fifth-wheel in that row is limited to the 18,000-lb Ford hitch rating, before considering truck payload, rear GAWR or any other lower limit.
| Reviewed 2018 category | Published span | Top-cell boundary |
|---|---|---|
| Conventional — all populated cells | 12,300–18,000 lb | 6.7L; 25,700 GCWR; Crew 4x2; 176-in WB; 8-ft box; tow package |
| Conventional — diesel cells | 12,500–18,000 lb | 3.31 or 3.55 axle in the top row |
| Fifth-wheel/gooseneck — all cells | 12,200–18,500 lb | 18,500 is Regular Cab 4x2 gooseneck only |
| Fifth-wheel in the top row | 18,000-lb hitch limit | Do not report the 18,500-lb gooseneck cell as fifth-wheel capacity |
Ten body columns select the correct row position
Ford splits the F-250 SRW into ten cab, drive, wheelbase and box columns. Regular Cab is an eight-foot-box, 142-inch-wheelbase truck. SuperCab uses 148-inch short-box and 164-inch long-box branches; Crew Cab uses 160-inch short-box and 176-inch long-box branches.
The same engine and axle ratio can land on several GCWR rows because equipment and vehicle configuration differ. Match the full column first, then the exact populated row. A source dash stays a dash; it does not authorize borrowing a neighbouring value.
| Cab | 4x2 branches | 4x4 branches |
|---|---|---|
| Regular Cab | 142-in WB / 8-ft box | 142-in WB / 8-ft box |
| SuperCab | 148-in / 6.75-ft; 164-in / 8-ft | 148-in / 6.75-ft; 164-in / 8-ft |
| Crew Cab | 160-in / 6.75-ft; 176-in / 8-ft | 160-in / 6.75-ft; 176-in / 8-ft |
Conventional diesel maximum row
The table below preserves every position in Ford's 25,700-lb GCWR diesel row. It applies to both listed 3.31 and 3.55 axle branches and requires the Trailer Tow Package. Carrying means the receiver's weight-carrying mode; distributing means a weight-distributing hitch arrangement.
A dash is Ford's source dash for that exact row, not a statement that the body style can never tow. Another populated GCWR row may apply after the truck's exact equipment is established.
| 25,700-lb GCWR configuration | Weight carrying | Weight distributing |
|---|---|---|
| Regular Cab 4x2 / 142-in / 8-ft | 14,000 lb | 15,000 lb |
| Regular Cab 4x4 / 142-in / 8-ft | 14,000 lb | 15,000 lb |
| SuperCab 4x2 / 148-in / 6.75-ft | 14,000 lb | 15,000 lb |
| SuperCab 4x2 / 164-in / 8-ft | 15,000 lb | 15,000 lb |
| SuperCab 4x4 / 148-in / 6.75-ft | 14,000 lb | 15,000 lb |
| SuperCab 4x4 / 164-in / 8-ft | Source dash | Source dash |
| Crew Cab 4x2 / 160-in / 6.75-ft | 15,000 lb | 15,000 lb |
| Crew Cab 4x2 / 176-in / 8-ft | 18,000 lb | 18,000 lb |
| Crew Cab 4x4 / 160-in / 6.75-ft | 15,000 lb | 15,000 lb |
| Crew Cab 4x4 / 176-in / 8-ft | 17,500 lb | 17,500 lb |
Fifth-wheel and gooseneck diesel rows
Bed-mounted ratings follow a separate table. At 23,500-lb GCWR, Ford publishes several 15,700–16,400-lb values. Higher GCWR rows are attached to particular body columns rather than forming a universal staircase.
The 25,700-lb row publishes 18,500 lb only for the Regular Cab 4x2. Ford marks it as a gooseneck value and caps fifth-wheel use at 18,000 lb. Keep that hitch distinction visible in every summary.
| Diesel row | Exact populated configuration | Maximum loaded trailer weight |
|---|---|---|
| 23,500 GCWR | Regular Cab 4x2 / 4x4 | 16,400 / 16,000 lb |
| 23,500 GCWR | SuperCab 4x2 short / long | 16,200 / 16,000 lb |
| 23,500 GCWR | Crew Cab 4x2 short / long | 16,000 / 15,700 lb |
| 24,000 GCWR + tow package | SuperCab 4x2 long box | 16,400 lb |
| 24,100 GCWR + tow package | Crew Cab 4x2 short box | 16,500 lb |
| 24,400 GCWR + tow package | Regular Cab 4x4 | 16,400 lb |
| 24,700 GCWR + tow package | SuperCab 4x2 short box | 17,300 lb |
| 25,700 GCWR + tow package | Regular Cab 4x2 | 18,500 lb gooseneck; 18,000 lb fifth-wheel |
Gas rows remain configuration-specific
The 6.2L V8 uses a 19,500-lb GCWR row with the 3.73 axle and a 22,000-lb GCWR row with the 4.30 axle. The complete bed-mounted rows below show why one gas maximum cannot stand in for every cab and drivetrain.
Conventional ratings use separate carrying and distributing columns. The 4.30 gas row reaches 15,000 lb only in selected positions and falls to 14,800 lb for the long-box Crew Cab 4x4.
| Fifth-wheel/gooseneck body order | 6.2L / 3.73 | 6.2L / 4.30 |
|---|---|---|
| Regular 4x2 / Regular 4x4 | 13,200 / 12,800 | 15,700 / 15,300 |
| SuperCab 4x2 short / long | 13,000 / 12,900 | 15,500 / 15,400 |
| SuperCab 4x4 short / long | 12,600 / 12,500 | 15,100 / 15,000 |
| Crew 4x2 short / long | 12,900 / 12,600 | 15,400 / 15,100 |
| Crew 4x4 short / long | 12,500 / 12,200 | 15,000 / 14,700 |
3.31 and 3.55 diesel branches cannot be guessed from the badge
Ford prints the same sparse GCWR structure under both diesel axle ratios in the reviewed tables. That does not make axle identity optional: the ratio must still be verified from build evidence before choosing the corresponding branch.
Do not estimate axle ratio from highway rpm, tire size or an exterior photograph. Check the truck's axle code and original equipment records, then confirm that later gearing, tire or driveline changes have not broken the source assumptions.
The 9,900-lb GVWR package is a separate source condition
Superscript 2 identifies the optional 9,900-lb GVWR Package, option code 68D. It appears beside particular GCWR branches rather than every diesel row.
That package marker is not extra payload and does not increase the truck's certification-label GVWR. Preserve the exact source row and read the physical labels instead of treating a lower GVWR package as a towing upgrade.
Trailer Tow Package markers stay attached
Superscript 3 marks rows that require Ford's Trailer Tow Package. The package condition accompanies the 25,200- and 25,700-lb conventional GCWR branches and several higher bed-mounted rows.
A receiver or bed hitch installed later is not evidence that the complete factory package is present. Verify the original build, installed cooling and electrical equipment, hitch label and condition before applying a package-dependent row.
Tongue and king-pin load consume truck capacity
Ford's guide uses 10% of total loaded trailer weight for conventional tongue load and 15% for fifth-wheel king-pin load in its note. Those transferred loads, plus passengers, cargo and hitch hardware, must fit within the truck's carrying capacity.
A trailer may be below its table maximum while the truck exceeds GVWR or rear GAWR. Weigh the loaded truck and trailer by axle and retain the certification, tire and hitch limits as independent checks.
GCWR is not trailer capacity by itself
GCWR limits the loaded truck-and-trailer combination. It does not mean the trailer can weigh the GCWR number, and subtracting an unrelated catalogue curb weight can create a false allowance.
Use the exact Ford trailer row, then verify actual loaded truck weight, trailer weight, axle loads, payload labels, tires and hitch. The lowest applicable limit controls the real combination.
Short-box clearance is a separate fifth-wheel check
The table includes 6.75-foot-box SuperCab and Crew Cab columns, but a published weight does not prove cab-to-trailer clearance through every turn. Hitch geometry, trailer nose, pin-box design and installed position remain physical fit questions.
Measure the actual combination through the manufacturer's required articulation range. A sliding hitch or other hardware must be approved and rated for the application; it does not change the Ford vehicle ratings.
Canadian trucks require exact-vehicle evidence
The reviewed 2018 matrix is manufacturer-authored U.S.-market evidence. It maps configurations but does not certify that an unseen truck was sold with the same equipment in Canada or establish a Canadian VIN's rating.
For a Canadian candidate, collect the VIN, certification and tire labels, axle code, original build record, hitch label and alteration history. Resolve any market or equipment mismatch before using the table.
How to identify the applicable row
Record model year, F-250 SRW pickup identity, engine, axle ratio, cab, 4x2 or 4x4, wheelbase and box. Next identify conventional, fifth-wheel or gooseneck hitching, then confirm receiver mode, GCWR branch and every required package.
Photograph the truck and hitch labels, inspect the installation and weigh the working combination. If any selector is unknown, keep the rating unresolved instead of choosing the highest number.
Diesel and gas are not one-variable alternatives
The diesel matrix reaches higher endpoints in selected rows, but engine choice also changes truck mass, maintenance, acquisition cost and the configuration available. Torque alone does not establish usable payload or a safe trailer match.
Compare job-capable trucks with the same passengers, cargo, hitch and trailer assumptions. Keep operating history and condition separate from the paper rating.
Source, revision and claim limits
Every towing figure comes from Ford's manufacturer-authored 2018 RV & Trailer Towing Guide, visually reviewed on pages 22 and 23 on 13 September 2026. The F-250 tables are marked revised 14 February 2018 and calculated using the SAE J2807 method. Ford's official 2018 Super Duty owner's manual supplies operating and label context.
No figure transfers to another year, F-350, F-450, chassis cab, altered truck or unmatched hitch. This research does not establish reliability, failure rates, condition, Canadian VIN status, inventory, sellers, dealer counts, prices, financing or offers.
2018 F-250 towing questions and conclusion
What is the maximum 2018 F-250 towing capacity? The reviewed maximum is 18,000 lb conventional or 18,500 lb gooseneck in different diesel configurations. Is fifth-wheel capacity also 18,500 lb? No: Ford limits fifth-wheel towing in the 18,500-lb gooseneck row to 18,000 lb.
Does every diesel tow 18,000 lb? No. Populated diesel conventional cells begin at 12,500 lb, and bed-mounted diesel cells begin at 12,200 lb. The answer for a truck comes from its exact selector row plus its labels, actual loading and hitch limits.
Evidence note: manufacturer documents establish the specific facts and applications cited. Buying workflows and cost scenarios are DieselTrucks.ca editorial guidance. These pages do not publish measured failure rates or confirm the condition, recall status or capacity of a particular truck.
General educational content for Canadian diesel-pickup research. Verify the exact truck, model year, certification labels, owner manual and manufacturer documentation, and obtain qualified mechanical or towing advice where appropriate.
Sources & Further Verification
Use the exact model year, VIN, truck labels and current manufacturer documentation when moving from general research to a purchase or towing decision.