The Toyota Venza is a mid-size crossover produced across two distinct generations for the North American market. The first generation ran from the 2009 model year through 2015, offering both a 2.7-liter four-cylinder and a 3.5-liter V6 engine in front-wheel drive and all-wheel drive configurations. After a five-year hiatus, the second generation returned for 2021 with a 2.5-liter hybrid-only powertrain in all-wheel drive.
Towing capacity differs significantly between generations and between engine configurations within the first generation. The second-generation Venza, sold in North America exclusively as a hybrid, carries no Toyota-published towing rating. This guide provides year-by-year towing specifications covering maximum trailer weight, payload capacity, tongue weight limits, GCWR, and hitch class for each model year of both generations.

Observing manufacturer-rated towing limits is necessary to prevent overloading the drivetrain, transmission, and braking systems of a crossover platform vehicle.
Quick Navigation
2024 Toyota Venza Towing Capacity
| Specification | Detail |
|---|---|
| Engine Options | 2.5L DOHC 4-Cylinder Hybrid System (A25A-FXS) (219 hp combined) |
| Drivetrain | AWD (Electric On-Demand Rear Axle) |
| Maximum Towing Capacity | Not Rated for Towing |
| Conventional Towing Capacity | Not Rated for Towing |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 825 lbs (374 kg) |
| Gross Combined Weight Rating (GCWR) | N/A |
| Tongue Weight Limit | Not Rated |
| Hitch Class | N/A |
| Factory Tow Package | Not Available |
The 2024 Toyota Venza is powered exclusively by the 2.5-liter hybrid system and is not rated by Toyota for trailer towing in the North American market. The rear-axle electric motor arrangement used in this generation is not engineered for the sustained load transfer associated with trailer towing. Attaching a trailer to the 2024 Venza falls outside manufacturer specification and is not covered under the vehicle’s warranty terms.
2023 Toyota Venza Towing Capacity
| Specification | Detail |
|---|---|
| Engine Options | 2.5L DOHC 4-Cylinder Hybrid System (A25A-FXS) (219 hp combined) |
| Drivetrain | AWD (Electric On-Demand Rear Axle) |
| Maximum Towing Capacity | Not Rated for Towing |
| Conventional Towing Capacity | Not Rated for Towing |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 825 lbs (374 kg) |
| Gross Combined Weight Rating (GCWR) | N/A |
| Tongue Weight Limit | Not Rated |
| Hitch Class | N/A |
| Factory Tow Package | Not Available |
The 2023 Toyota Venza carries no manufacturer towing rating for the North American market. The hybrid powertrain and unibody platform of this generation are not designed to accommodate trailer loads. Owners seeking a Toyota crossover with a published towing rating should reference vehicles with a conventional or turbocharged powertrain and an available tow package.
2022 Toyota Venza Towing Capacity
| Specification | Detail |
|---|---|
| Engine Options | 2.5L DOHC 4-Cylinder Hybrid System (A25A-FXS) (219 hp combined) |
| Drivetrain | AWD (Electric On-Demand Rear Axle) |
| Maximum Towing Capacity | Not Rated for Towing |
| Conventional Towing Capacity | Not Rated for Towing |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 825 lbs (374 kg) |
| Gross Combined Weight Rating (GCWR) | N/A |
| Tongue Weight Limit | Not Rated |
| Hitch Class | N/A |
| Factory Tow Package | Not Available |
The 2022 Toyota Venza is the third model year of the second generation and retains the hybrid-only powertrain with no published towing capacity. No factory or dealer-authorized tow package exists for this configuration in North America. The published payload capacity of 825 lbs (374 kg) covers in-vehicle occupant and cargo loading only and does not accommodate tongue weight from a trailer connection.
2021 Toyota Venza Towing Capacity
| Specification | Detail |
|---|---|
| Engine Options | 2.5L DOHC 4-Cylinder Hybrid System (A25A-FXS) (219 hp combined) |
| Drivetrain | AWD (Electric On-Demand Rear Axle) |
| Maximum Towing Capacity | Not Rated for Towing |
| Conventional Towing Capacity | Not Rated for Towing |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 825 lbs (374 kg) |
| Gross Combined Weight Rating (GCWR) | N/A |
| Tongue Weight Limit | Not Rated |
| Hitch Class | N/A |
| Factory Tow Package | Not Available |
The 2021 Toyota Venza is the reintroduction model year of the nameplate after the five-year production gap and is offered solely as a hybrid. Toyota does not provide a towing rating for this model year in the North American market. Prospective buyers who require towing capability must select an alternate vehicle configuration, as no tow package is available for any second-generation Venza trim.
2015 Toyota Venza Towing Capacity
2015 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2015 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2015 Toyota Venza reaches a maximum towing capacity of 3,500 lbs (1,588 kg) when equipped with the 3.5-liter V6 engine and factory tow package. The 2.7-liter four-cylinder configuration is limited to 1,500 lbs (680 kg), reflecting the lower torque output and GCWR of that powertrain. Engine selection is the primary determinant of towing capacity in the final year of the first generation.
2014 Toyota Venza Towing Capacity
2014 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2014 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2014 Toyota Venza is rated at 3,500 lbs (1,588 kg) maximum towing capacity on V6-equipped trims with the factory tow package installed. The four-cylinder configuration remains limited to 1,500 lbs (680 kg), and its lower GCWR of 5,500 lbs (2,495 kg) constrains the combined loading of vehicle and trailer. Tongue weight on the V6 variant must not exceed 350 lbs (159 kg) to maintain proper axle load balance.
2013 Toyota Venza Towing Capacity
2013 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2013 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2013 Toyota Venza with the 3.5-liter V6 engine supports a maximum towing capacity of 3,500 lbs (1,588 kg) when the Class III hitch and factory tow harness are installed. The GCWR of 8,000 lbs (3,629 kg) on V6 models sets the absolute upper limit for combined vehicle and trailer weight. Operators towing near the V6 limit should verify that in-vehicle payload does not reduce available towing margin below the intended trailer weight.
2012 Toyota Venza Towing Capacity
2012 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2012 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2012 Toyota Venza V6 is rated for a maximum trailer weight of 3,500 lbs (1,588 kg) with the factory hitch package and Class III receiver. The four-cylinder model’s 1,500 lb (680 kg) towing limit reflects the platform’s load capacity under that engine configuration. Selecting the correct hitch ball diameter for the trailer coupler is a required step before towing on either powertrain.
2011 Toyota Venza Towing Capacity
2011 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2011 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2011 Toyota Venza V6 supports a maximum towing capacity of 3,500 lbs (1,588 kg), consistent with the first-generation specification. Four-cylinder models are limited to 1,500 lbs (680 kg) and use a Class II receiver rather than the Class III required on V6 trims. The drivetrain selection, FWD or AWD, does not alter the published maximum towing capacity on either engine option.
2010 Toyota Venza Towing Capacity
2010 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2010 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2010 Toyota Venza offers a maximum towing capacity of 3,500 lbs (1,588 kg) on V6 models with the factory tow package, and 1,500 lbs (680 kg) on four-cylinder configurations. The 8,000 lb (3,629 kg) GCWR on V6 trims must be calculated against actual vehicle loaded weight before determining the permissible trailer weight for any given tow. Trailer connections must use safety chains crossed under the coupler in addition to the hitch ball connection.
2009 Toyota Venza Towing Capacity
2009 Toyota Venza – 2.7L Four-Cylinder
| Specification | Detail |
|---|---|
| Engine Options | 2.7L DOHC 4-Cylinder (2AR-FE) (182 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 1,500 lbs (680 kg) |
| Conventional Towing Capacity | 1,500 lbs (680 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 5,500 lbs (2,495 kg) |
| Tongue Weight Limit | 150 lbs (68 kg) |
| Hitch Class | Class II |
| Factory Tow Package | Optional |
2009 Toyota Venza – 3.5L V6
| Specification | Detail |
|---|---|
| Engine Options | 3.5L DOHC V6 (2GR-FE) (268 hp) |
| Drivetrain | FWD / AWD |
| Maximum Towing Capacity | 3,500 lbs (1,588 kg) |
| Conventional Towing Capacity | 3,500 lbs (1,588 kg) |
| Fifth-Wheel / Gooseneck Capacity | N/A |
| Maximum Payload Capacity | 1,100 lbs (499 kg) |
| Gross Combined Weight Rating (GCWR) | 8,000 lbs (3,629 kg) |
| Tongue Weight Limit | 350 lbs (159 kg) |
| Hitch Class | Class III |
| Factory Tow Package | Optional |
The 2009 Toyota Venza is the introductory model year and establishes the towing specifications that remain consistent throughout the first generation. V6 models with the factory tow package are rated to 3,500 lbs (1,588 kg), while four-cylinder models are limited to 1,500 lbs (680 kg). On vehicles of this age used for towing, the receiver hitch mounting hardware, wiring harness connections, and trailer harness pins should be inspected for corrosion before each towing season.
Towing Equipment and Setup
Towing within the Toyota Venza’s rated limits requires that every component in the towing system be matched to the engine configuration and the specific trailer weight class being used.
Tow Package
The first-generation Venza tow package includes a receiver hitch, a trailer wiring harness, and a supplemental transmission cooler on V6 configurations towing at higher loads. The hitch class installed must correspond to the engine configuration: a Class II receiver for four-cylinder models and a Class III receiver for V6 models. Installing a Class III hitch on a four-cylinder Venza does not raise the towing limit above 1,500 lbs (680 kg), as the rating is determined by the powertrain and platform, not the hitch receiver size alone.
Trailer Brake Controller
Trailers approaching or exceeding 2,000 lbs (907 kg) with electric brakes require a brake controller to activate proportional braking during deceleration. For V6 Venza models towing between 2,000 and 3,500 lbs (907 to 1,588 kg), a proportional or time-delayed brake controller is the appropriate solution. Brake controller gain must be set to the loaded trailer weight and axle configuration before towing to ensure consistent stopping performance.
Weight-Distributing Hitch
A weight-distributing hitch is not required for loads within the Venza’s towing range, as these systems are designed for trailer weights above 5,000 lbs paired with conventional hitches. For V6 Venza models towing near the 3,500 lb (1,588 kg) limit with trailers that produce significant tongue weight, a load-leveling ball mount can improve rear-sag and steering response without a full weight-distribution system. The tongue weight limit of 350 lbs (159 kg) on V6 models must be respected as a standalone constraint separate from total trailer weight.
Transmission Cooler
The first-generation Venza uses a six-speed automatic transmission on V6 models and a six-speed automatic on four-cylinder models. Both transmissions generate additional heat when towing near the rated limit, particularly in high ambient temperatures or on sustained grades. V6 tow packages may include an auxiliary transmission cooler; four-cylinder tow packages typically do not. Owners of first-generation Venza models used regularly for towing near the V6 limit should confirm the presence of a transmission cooler before extended towing operations.
Tire Load Ratings and Inflation
Tongue weight transfers vertical load to the rear axle on both FWD and AWD configurations. Tires must be inflated to the pressure specified on the door placard for loaded or maximum load conditions when towing. Each tire’s load index must support the per-tire share of the gross vehicle weight plus the tongue weight addition at the rear axle. Tire age on first-generation Venza models still in service should be confirmed, as rubber degradation affects load-carrying performance regardless of tread depth.
Trailer Sway Control
The first-generation Toyota Venza includes Vehicle Stability Control, which can apply selective braking to individual wheels to help counteract directional instability. This system is not a dedicated trailer sway control mode but provides some corrective function under lateral oscillation conditions. Sway risk is primarily managed through correct tongue weight positioning, keeping 60 percent or more of trailer cargo weight forward of the trailer axle, and limiting speed to below posted highway maximums while towing.
Normal Towing vs. Near-Maximum Towing Setup
| Component | Light Towing (under 1,500 lbs) | Near-Maximum Towing (1,500 to 3,500 lbs, V6 only) |
|---|---|---|
| Hitch Class | Class II | Class III |
| Brake Controller | Not required | Required for trailers with electric brakes |
| Weight-Distributing Hitch | Not required | Not required; load-leveling ball mount optional |
| Transmission Cooler | Not required | Recommended or factory-included on V6 |
| Tire Pressure | Standard loaded inflation | Maximum recommended inflation |
| Towing Mirrors | Not required | Recommended for trailers wider than vehicle |
| Sway Control | VSC active | VSC active; verify tongue weight before each tow |
Frequently Asked Questions
What is the maximum towing capacity of a Toyota Venza?
The maximum towing capacity of the first-generation Toyota Venza (2009 to 2015) is 3,500 lbs (1,588 kg) on V6 engine configurations with the factory tow package. Four-cylinder Venza models from the same generation are rated at 1,500 lbs (680 kg). The second-generation Venza (2021 to 2024) is not rated for towing by Toyota in the North American market.
How much can a Toyota Venza tow with a tow package?
With the factory tow package installed, a first-generation Venza with the 3.5-liter V6 engine can tow up to 3,500 lbs (1,588 kg). The four-cylinder model with a tow package reaches 1,500 lbs (680 kg). No tow package is available for the second-generation hybrid Venza, and Toyota does not provide a towing rating for that configuration.
Does AWD affect Toyota Venza towing capacity?
The maximum towing capacity figures for the first-generation Venza apply equally to FWD and AWD drivetrain configurations on both the four-cylinder and V6 variants. Drivetrain selection does not change the rated towing limit, tongue weight specification, or GCWR for any Venza configuration. The AWD system improves traction on low-grip surfaces but does not increase the structural towing rating of the platform.
What trailer weight is safe for a Toyota Venza?
For first-generation Venza V6 models, any trailer weight at or below 3,500 lbs (1,588 kg) is within the published towing specification. Operating at 80 to 90 percent of the rated limit, approximately 2,800 to 3,150 lbs (1,270 to 1,429 kg), provides additional margin for variable trailer loading and braking distance on grades. Four-cylinder models should observe the same conservative approach below their 1,500 lb (680 kg) maximum.
Do I need a weight-distributing hitch for a Toyota Venza?
A weight-distributing hitch is not required or applicable for towing within the Venza’s rated range of up to 3,500 lbs (1,588 kg). Weight-distributing systems are designed for much higher trailer weight classes and are not compatible with the Class II or Class III receivers used on the Venza. A fixed or adjustable ball mount with the correct drop and ball size for the trailer coupler is the appropriate hitch equipment for this vehicle.
Can a Toyota Venza tow a boat or travel trailer?
A first-generation Venza V6 with the factory tow package can tow boats and trailers with a loaded gross weight at or below 3,500 lbs (1,588 kg). Small to mid-size personal watercraft trailers and lightweight travel trailers often fall within this range, but the loaded weight, not the manufacturer’s dry weight, must be verified. The second-generation hybrid Venza does not carry a towing rating and should not be used to tow any trailer.
Conclusion
The Toyota Venza towing capacity ranges from 1,500 lbs (680 kg) on first-generation four-cylinder models to 3,500 lbs (1,588 kg) on first-generation V6 models with the factory tow package, covering the 2009 through 2015 production years. The second generation, produced from 2021 through 2024 with a hybrid-only powertrain, carries no Toyota-published towing rating for North America. Engine configuration is the single most significant factor determining maximum trailer weight in the first generation, with the V6 providing more than double the towing capacity of the four-cylinder.
The factory tow package is required on first-generation models to achieve the rated maximum trailer weight and to ensure proper transmission cooling on V6 configurations used for sustained towing. GCWR, tongue weight, and payload limits must all be observed simultaneously, as no single specification can be treated in isolation. Installing a higher-rated hitch on a four-cylinder Venza does not change the manufacturer-rated towing limit for that powertrain.
Always verify towing specifications against the owner’s manual and the specific vehicle’s door jamb sticker before attaching any trailer.

