Hmm...hadn't thought of that. Description says it "meets DOT specifications" and the etrailer rep doesn't poo-poo this customer with Q&A about using it on his Toyota Land Cruiser.
Matthew 6:33
1952 Chevy 1/2-ton 3100 Late '55 235/SM420/torque tube 3.55 Dalton Highway survivor (using original 216) www.truckwithaheart.com