Drag Specialties Inner Primary Mainshaft Bearing/Seal Kit

Seal the deal with the Drag Specialties Inner Primary Mainshaft Bearing Seal Kit, a must-have for Harley primary maintenance. This comprehensive kit includes everything you need to keep your mainshaft bearing leak-free and running smoothly. Designed for a precise fit, it’s easy to install, making it a go-to for DIY mechanics or pros looking to refresh a worn primary. The durable seals and components stand up to heat and friction, protecting your drivetrain mile after mile. Perfect for Twin Cam models, it restores that tight, factory feel to your bike’s heart. Keep oil where it belongs and debris out with this reliable Drag Specialties solution. Trust this kit to extend the life of your primary system with minimal fuss.

Everything needed for complete inner primary bearing and seal replacement
Fits OEM and most aftermarket inner primaries

Included Items:
(1) 36x52x15 Bearing
(1) Spacer
(1) 32x52x7/8 Seal
(1) 19x32x6 Seal
(1) 16x29x6 Seal
(2) Retaining rings
Instructions

Replacement Part for OEM Numbers:
12052
12053
12066
3409185
6067885
9135