Stromberg Carlson RV Exterior Ladder – Aluminum – 99-1/2″ Tall – 250 lbs S|54226
Stromberg Carlson RV Ladders – LA-401. That said, there is also an extension for taller applications, the Stromberg Carlson RV Ladder Extension part # LA-148. The standoff locations can be customized so you may be able to utilize the pre-drill holes from your old ladder as well.