Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.
If your manual or an old invoice lists one of these, 86610166 is the current number to order. The old numbers bring you to this page.
86552285
86601599
86984419
Part guide
New Holland 86610166 guide — buyer's guide
~1 min read
New Holland 86610166 is the guide Clinton Tractor supplies for this application. It is listed as fitting 159 New Holland models.
What 86610166 fits
Fits: New Holland C234, New Holland C238, New Holland L321, New Holland L323, New Holland L325 + 161 more. Commonly ordered for the T5.100, T5.110, T5.120. If your machine isn't listed, check the serial number before ordering.
Which numbers it replaces
86610166 supersedes 86552285, 86601599, 86984419. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.
Specifications at a glance
This guide measures 13.5 mm ID × 22 mm OD. The full attribute list is in the Specifications section above.