The master-cylinder rebuild kit for HHI's 9/16-inch bore hand controls — per HHI, MCRK-001 serves the 9/16-inch bore for brake or clutch. The 9/16-inch bore is HHI's single-disc brake-side size (and single-disc setups generally). Match the bore stamped for your control before ordering — the 5/8-inch and 11/16-inch kits are separate listings in our store.
FITMENT
Fits HHI hand controls with a 9/16-inch bore master cylinder, brake or clutch (per HHI). Does not fit 5/8-inch (MCRK-003 brake / MCRK-004 clutch) or 11/16-inch (MCRK-002) controls.
Not sure it fits your bike? Email info@norcalbaggersupply.com — email is the fastest way to reach us — and we'll confirm before you order. You can also call 916-626-9030 (Mon–Fri, 9 AM–5 PM PT).
SPECIFICATIONS
Manufacturer: Hawg Halters Inc (HHI) — part number MCRK-001
Bore: 9/16-inch, brake or clutch (per HHI)
Type: master cylinder rebuild kit
Made in the USA
INSTALLATION
Master-cylinder rebuilds are brake/clutch service work — installation by a qualified service technician is recommended. Follow HHI's instructions and your Harley-Davidson service manual for disassembly, seal installation and brake bleeding. No official Hawg Halters install video exists for this product — installation is manual-only.
QUESTIONS RIDERS ASK
Which controls take this kit? HHI hand controls with a 9/16-inch bore master cylinder — HHI's single-disc brake-side size — for brake or clutch use (per HHI).
How do I know my bore size? Check the bore called out for your HHI control (9/16, 5/8 or 11/16-inch). If you're not sure, email us a photo of your control before ordering.
