ARC AC-MC108 Billet Magura Front Brake / Clutch Master Cylinder Cap
The ARC AC-MC108 is a billet master cylinder reservoir cap for select Husqvarna and KTM motorcycles equipped with compatible Magura master cylinders. Depending on the application, it replaces the front brake, clutch or both reservoir caps with a precision-machined ARC upgrade.
Machined from 6061 billet aluminum and available in multiple anodized colors, the AC-MC108 delivers a clean, factory-inspired look with a precise OEM-style fit.
IMPORTANT: Brembo, Magura and Braktec master cylinders are used across different model years and configurations. Verify your exact model, year and factory master cylinder before ordering.
✔️Chosen by factory riders
⚙️Precision crafted in California, USA
Fitment
Part# AC-MC108
HUSQVARNA
FC 250: 2016-2017 — Clutch
FC 250: 2018 — Front Brake & Clutch
FC 250: 2019-2021 — Clutch
FC 350: 2016-2017 — Clutch
FC 350: 2018 — Front Brake & Clutch
FC 350: 2019-2021 — Clutch
FC 450: 2016-2017 — Clutch
FC 450 ROCKSTAR: 2018-2019 — Front Brake & Clutch
FC 450: 2019-2021 — Clutch
FE 250: 2017 — Clutch
FE 250: 2018-2021 — Front Brake & Clutch
FE 350: 2017 — Clutch
FE 350 / S: 2018-2021 — Front Brake & Clutch
FE 450: 2017 — Clutch
FE 450: 2018-2021 — Front Brake & Clutch
FE 501: 2017 — Clutch
FE 501 / S: 2018-2021 — Front Brake & Clutch
FX 350: 2017 — Clutch
FX 350: 2018-2021 — Front Brake & Clutch
FX 450: 2017 — Clutch
FX 450: 2018-2021 — Front Brake & Clutch
TC 125: 2014-2017 — Clutch
TC 125: 2018 — Front Brake & Clutch
TC 125: 2019-2021 — Clutch
TC 250: 2017 — Clutch
TC 250: 2018 — Front Brake & Clutch
TC 250: 2019-2021 — Clutch
TE 125: 2014-2016 — Clutch
TE 150 / 150i: 2017 — Clutch
TE 150 / 150i: 2018-2021 — Front Brake & Clutch
TE 250 / 250i: 2017 — Clutch*
TE 250 / 250i: 2018-2021 — Front Brake & Clutch
TE 300: 2017 — Clutch
TE 300 / 300i / ROCKSTAR: 2018-2021 — Front Brake & Clutch
TX 125: 2017 — Clutch
TX 125: 2018-2019 — Front Brake & Clutch
TX 300: 2017 — Clutch
TX 300 / 300i: 2018-2021 — Front Brake & Clutch
*Note: The source fitment chart contains an overlapping 2017 TE 250 / 250i entry that also lists AC-MC108 for the front brake. Verify the factory master cylinder on 2017 models before ordering.KTM
125 SX: 2009-2015 — Clutch
150 SX: 2009-2015 — Clutch
150 XC: 2010-2015 — Clutch
200 XC-W / XCW: 2009-2013, 2015-2016 — Clutch
450 SX-F: 2009-2012 — ClutchDescription
- CNC-MACHINED 6061 BILLET ALUMINUM
- DIRECT OEM-STYLE REPLACEMENT
- DESIGNED FOR SELECT MAGURA BRAKE AND CLUTCH MASTER CYLINDERS
- PRECISION-MACHINED FOR A FACTORY FIT
- DURABLE ANODIZED FINISH
- ARC LOGO
- MADE IN THE USA





























