Due to renovations, any orders after 12/24 1pm may be delayed in shipment. Please allow up to Jan 2nd 2026 to allow items to ship! Thank-you for Understanding!
Add an additional 10 mm or 19 mm of wheelbase extension to Revo® or Summit in just minutes! Installation is a snap and the wheelbase can be quickly tuned trackside for any conditions. Select either 10 mm or 19 mm of extension by repositioning the pivot ball locations. Requires 5153R drive cups when using 5451R driveshafts.
Due to renovations, any orders after 12/24 1pm may be delayed in shipment. Please allow up to Jan 2nd 2026 to allow items to ship! Thank-you for Understanding!