Description
Overview:
The Crankshaft for Makita HR4013C SDS Rotary Hammer is a genuine Makita component designed to restore smooth, reliable drive in the hammering mechanism. Precision-machined from high-strength steel, it converts motor rotation into the reciprocating motion that delivers impact energy to the bit. This crankshaft is built for the Makita HR4013C and is also compatible with the DHR400ZK. It is an essential replacement when the original part shows wear, noise, or reduced impact performance. As an OEM part with MPN 326271-4, it offers correct fit and alignment within the gearbox assembly, helping to maintain tool efficiency and extend service life. Ideal for professional users and DIYers who need dependable performance in concrete breaking, drilling, and chiselling tasks.
Key Features:
- Genuine Makita part for assured compatibility and performance (MPN: 326271-4)
- Precision-machined steel construction for strength and longevity
- Restores smooth hammer action and consistent impact delivery
- Helps reduce vibration and wear when installed in good condition
- Accurate fit for straightforward installation and alignment
- Supports reliable operation under heavy-duty, site conditions
- Maintains overall tool efficiency and service life when paired with correct lubrication
- Suitable for routine overhaul or corrective maintenance to minimise downtime
Typical Applications:
Used during maintenance or repair of Makita rotary hammers to recover impact power and smooth drive. Suitable for tools used in drilling anchor holes, chiselling channels, breaking concrete, and general construction or demolition work. Helps ensure consistent performance on site, in workshops, and for facility maintenance teams.
Also known as:
Rotary hammer crankshaft, hammer drill crankshaft, drive shaft for hammer mechanism, percussion crank, crank assembly, internal hammer mechanism shaft, SDS hammer crank.
Fits Models:
HR4013C, DHR400ZK, DHR400ZKU
Alternate Part Numbers:
3262714
