Yes that is correct. We are using the Hitec aluminum servo arm. For the clutch bell Machine’s RC Hobbies “Gene” sold me a Reckward Tuning Clutch Bell. Five months of hard racing and the teeth still look new. Still on the TR. I can’t believe how long this clutch bell has lasted.
http://www.amainhobbies.com/product_...oducts_id/7018