2025 Jayco Fifth Wheel Pinnacle problems

Filed Oct 22, 2026 · Body, Wheels · SD

**System/Component Failed & Inspection Status:** Frame/Chassis Structure, Axles, & Suspension. Structural I-beam frame warpage (1 1/8" out of cross-diagonal square; 4 7/8" hanger placement variance), frame weld cracks, flattened leaf springs, bent spindles, and repeated shearing/loss of wheel lug studs and complete wheels in transit. **Available for inspection:** Yes, stored at Aces Auto & Trailers in Cortez, CO with full photo/video/measurement records. **Safety Risk:** Heavy-duty wheel assemblies sheared off at highway speeds on 3 occasions. Most recently ([XXX]), both passenger-side wheels detached in rapid succession on the highway, creating an immediate, life-threatening projectile risk to surrounding traffic. Attending State Highway Patrol kept us roadside 10+ hours and warned it was sheer luck no major crash or fatalities occurred and highly recommended reporting to the federal safety agency. **Confirmed by Dealer/Service Center?** Yes. **Aces Auto & Trailers (Cortez, CO)** confirmed 1 1/8" frame variance and weld cracks forcing the rear axle to "walk" out of alignment, generating extreme lateral shear that snaps lug studs. They declared the frame a total structural loss. **Beautiful AZ RV Repair (Jayco Authorized)** confirmed a bent axle spindle, ungreased bearings, and flattened leaf springs. **King’s Diesel (LA)** confirmed complete lug shear. **Inspected by Manufacturer, Police, or Others?** Yes. **Lippert Components** inspected [XXX] (WO #[XXX]), recording frame misalignment, cracked welds, and body separation. **State Highway Patrol** managed the highway scene and advised filing with the federal safety agency. **Symptom progression:** July 2025: Severe, abnormal inside-edge tire wear exposing steel belts on factory-installed wheels/tires. May 2026: Rear passenger-side wheel sheared completely off at highway speeds without prior warning. [XXX]: Sudden, simultaneous detachment of both passenger-side wheels on the highway within 200 miles of leaving a repair facility. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FO

Filed Sep 17, 2026 · Wheels · 5,000 miles · AR

The contact owns a 2025 Jayco Fifth Wheel Pinnacle. The contact stated that while inspecting the trailer, the front and rear passenger-side wheels were cracked. Roadside Assistance replaced the damaged wheels, and the trailer was taken to the dealer. The dealer confirmed that the wheels were cracked and determined that the affected wheel needed to be replaced. The wheel was replaced; however, the failure recurred. The manufacturer was made aware of the failure by telephone, and a case was opened. The failure mileage was approximately 5,000