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NHTSA Recall 21V125000: Output (power train)

Oshkosh Corporation reported this safety recall to NHTSA on , covering an estimated 19 vehicles. It affects 2020–2021 Oshkosh S-Series.

19
vehicles potentially affected
1
model affected
2021
owners notified (March 31)
NHTSA campaign21V125000
ComponentsPOWER TRAIN › AUTOMATIC TRANSMISSION › INTERNAL › SHAFT › OUTPUT; POWER TRAIN › MANUAL TRANSMISSION › INTERNAL › SHAFT › OUTPUT
Report receivedFebruary 26, 2021
Owner notificationMarch 31, 2021
Initiated byManufacturer

Defect

Oshkosh Corporation (Oshkosh) is recalling certain 2020-2021 S-Series vehicles. The rear axle output shaft may not have been heat-treated properly, which could cause the shaft to fracture.

Safety risk

A fractured rear output shaft may cause the shaft or interaxle driveline to detach from the vehicle, increasing the risk of a crash or injury.

Remedy

Oshkosh will notify owners, and owners will be instructed to inspect the output shaft, and if necessary, order a new one and replace it, free of charge. The recall began on March 31, 2021. Owners may contact Oshkosh customer service at 1-888-686-7278.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Vehicles covered by recall 21V125000

Make and modelModel years
Oshkosh S-Series2020, 2021

Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.