| Diagram | Fig. 16 — REAR WHEEL · ref 10 |
| Subsystem | wheels |
| Listed in parts books | 1968–1970 |
BRAKE CAM
A rear drum brake cam, part number 37-2226, that pivots to push the brake shoes out against the drum.
37-2226 is a brake cam, the part inside a drum brake that pushes the shoes out against the drum when you work the lever or pedal. The grounding on this one points to it being a rear brake application, which lines up with how brake cams are used across the drum-brake era Triumphs.
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We don't have much more detail on this one in our records beyond the basic description. If you're replacing a rear brake cam, it's worth having your parts book or the old part in hand to confirm you've got the right shape and spline before you order.
Call the shop if you want to talk through fitment on this one — we'll get you sorted.
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