$51.95
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
James Gaskets' Super Nut improves the sealing ability on Harley Big Twin 4 speed transmission shafts found on Knucklehead, Panhead and Shovelhead models. The additional seal built into the nut helps avoid transmission oil leakage from main drive gear bushing wear. Fitment 36-64 Harley knucklehead, Panhead Big Twin (Open or closed primary) 65-69 Harley Panhead Big Twin (Open primary only) 70-80 Harley Shovelhead Big Twin (Stock primary)
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$51.95