


Sandvik / Tamrock
550 179 66 Gear wheel
LH307
| Part Number | 550 179 66 |
| Description | Gear wheel |
| Brand | Sandvik (Tamrock) |
| Assembly | Shaft assembly |
| Type | Drill Rig Spare Part |
Quick answer
550 179 66 (also written 55017966, 550-179-66, or 550.179.66) is a Sandvik gear wheel spare part used in the Shaft assembly assembly of the Sandvik LH307. Verified compatible with 1 Sandvik machine model including LH307. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 55017966, 550 179 66, 550-179-66.
Compatible machines
1
OEM cross-reference
550 179 66
About Sandvik 550 179 66 Gear wheel
An essential element of the Shaft assembly in the Sandvik LH307, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik LH307 (LH307). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.

