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2018 Grand Design Momentum

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

Limited mileage data: 0 of 7 reports include usable mileage. There isn’t enough coverage to show a useful chart.

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Structure. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Suspension. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Latches/locks/linkages. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

0 crash reports0 fire reports0 injury reports

Suspension complaints

3 reports
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Mileage unknown · May 14, 2026
StructureSuspension

On the driver side of the 2018 Momentum Toy Hauler cracked in two locations above the center leaf spring holder. This issue occurred on May 1, 2025. While pulling out of a shop after having the leaf spring holders replaced the axle traveled through a small depression on the ground causing the frame to flex and make a loud enou…

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On the driver side of the 2018 Momentum Toy Hauler cracked in two locations above the center leaf spring holder. This issue occurred on May 1, 2025. While pulling out of a shop after having the leaf spring holders replaced the axle traveled through a small depression on the ground causing the frame to flex and make a loud enough sound to be heard in the truck pulling the camper. While investigating the situation it was discovered that the frame cracked at the weld points of the gusset bracket that was attached to the frame. The owner of Hawkeye Diesel Repair and two mechanics were on-site during the issue. [XXX] , the mechanics, and the owner of the RV inspected the frame as soon as the sound happened. It was discovered that the new leaf spring holders were firmly connected to the frame but the frame had cracked. The RV has been parked at in their parking lot since. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ODI #11737865

Mileage unknown · Nov 27, 2024
Suspension

Driver side rear leaf spring hanger broke while under tow.

NHTSA ODI #11627645

Mileage unknown · Mar 18, 2024
StructureSuspensionUnknown Or Other

Fifth wheel pin box busted loose weld failed trailer about came off the truck this trailer weighs 16,000 plus pounds it was very unsafe the manufacturer knows of this issue The RV started to rip itself apart leave spring shackles busted

NHTSA ODI #11578001

Official recalls

2

22V038000 · Equipment:appliance:refrigerator

Jan 28, 2022

Grand Design RV, LLC (Grand Design) is recalling certain 2013-2021 Momentum, Solitude, and Reflection recreational vehicles. A 110-volt wire in the refrigerator cabinet may be improperly secured, which could result in the wire contacting the refrigerator cooling unit, causing an electrical arc.

Consequence & remedy

Consequence: An electrical arc increases the risk of a fire.

Remedy: Dealers will inspect and replace any damaged wiring, and properly secure the wires, free of charge. Owner notification letters were mailed on February 21, 2022. Owners may contact Grand Design customer service at 1-574-825-9679. Grand Design's number for this recall is 910026.

21V393000 · Equipment:recreational Vehicle/trailer:lpg Systems

May 26, 2021

Grand Design RV, LLC (Grand Design) is recalling certain 2016-2021 Imagine, Transcend, and Momentum travel trailers. The LP regulator that controls the LP gas pressure may fail, allowing excessive gas pressure that causes the appliance flame to increase.

Consequence & remedy

Consequence: Excessive gas pressure and a larger than intended appliance flame can increase the risk of a fire.

Remedy: Dealers will replace the LP regulator, free of charge. Owner notification letters were mailed June 24, 2021. Owners may contact Grand Design customer service at 1-574-825-9679. Grand Design's number for this recall is 910023.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

PE24029 · Frame Flex On Grand Design Fifth Wheel Recreational Trailers

Opened Oct 9, 2024 · No close date supplied

Status: open (inferred from source dates) · Structure

The Office of Defects Investigation (ODI) has received twenty-three complaints alleging excessive frame flex on model year 2017-2023 Grand Design fifth wheel recreational trailers, models Momentum and Solitude. Twenty-two of the complaints allege that excessive frame flex resulted in a cargo or entry door opening while in transit, some with objects lost on roadways, while six complaints also state that slideouts extended out partially. ODI has been in contact with both Grand Design and Lippert, the frame manufacturer. Grand Design believes that some frame flex, generally considered to be vertical movement in the upper deck area of the fifth wheel, is normal. However, Grand Design has developed a technical service bulletin (TSB), to evaluate concerns of excessive frame flex, defined as vertical movement greater than 3/8 inch. Per Grand Design, the frame flex is only occurring in the upper deck area of the fifth wheel and is resulting in cosmetic defects such as moving sidewalls, damage to cabinets, binding doors, etc. However, Lippert believes that the effects of frame flex may also extend back to the front axle of the trailer.While Lippert provides frames for multiple trailer manufacturers, the majority of complaints are for these Grand Design products. Cargo and entry doors that open and slideouts that extend while in transit increase the risk of injury or a crash. ODI is opening this Preliminary Evaluation (PE) to evaluate the severity of the potential problem and to determine whether an unreasonable risk to motor vehicle safety exists. To review the ODI reports cited in the Opening Resume ODI Report Identification Number document, go to NHTSA.gov.