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Honda CB750 CB550 black steering stem nut joker machine 90304-415-000
Parts fiche reference for SKU 12-0073
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Honda CB750 CB550 black steering stem nut joker machine 90304-415-000

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Honda CB Black Steering Stem Nut ~ Joker Machine ~ Replaces 90304-415-000

12-0073
$47.95 USD
Currently out of stock
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Questions about this part? Contact us 4.8/5 1,329 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
Browse all parts
Honda CB Black Steering Stem Nut ~ Joker Machine ~ Replaces 90304-415-000
$47.95 USD
Description

Dress up your steering stem with this Joker Machine Black Steering Stem Nut, 30mm hex, replacing OEM #90304-415-000. High-quality CNC-machined and made in the USA. Broad fitment covering the SOHC CB750, late-model CB750F, CB500/CB550, CB450 family, CB400 and CB350F/CB400F Supersport, CB350/CL350/SL350, and CB360T.

Key Features
• Joker Machine black steering stem nut
• 30mm hex
• Replaces OEM #90304-415-000
• CNC-machined, made in USA

Fitment / Compatibility

• Honda CB750K (1969‑78)
• CB750F (1975‑78) Supersport
• CB750A (1977‑78) Hondamatic

• Honda CB750F (1979‑82) Supersport

• Honda CB500K (1971‑73)
• CB500T (1975‑76)
• CB550K (1974‑78)
• CB550F (1975‑77)

• Honda CB400A (1978)
• CB400T (1980‑81)
• CB450K (1970‑74)
• CB450T (1982)
• CL450K (1968‑74)

• Honda CB350F (1972‑74) Supersport
• CB400F (1975‑77) Supersport

• Honda CB350K (1968‑72)
• CL350K (1968‑73)
• SL350 (1969‑73)
• CB360T (1975‑76)

Part Number: 12-0073

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Check the listed model and year, then read any fitment notes in the description.

Make Model Year
Honda CB750K Standard 1969
Honda CB750K 1970
Honda CB750K 1971
Honda CB750K 1972
Honda CB750K 1973
Honda CB750K 1974
Honda CB750K 1975
Honda CB750F Supersport 1975
Honda CB750K 1976
Honda CB750F 1976
Honda CB750K 1977
Honda CB750F 1977
Honda CB750A 1977
Honda CB750K 1978
Honda CB750F 1978
Honda CB750A 1978
Honda CB750F Supersport 1979
Honda CB750F 1980
Honda CB750F 1981
Honda CB750F 1982
Honda CB550K0 1974
Honda CB550K1 1975
Honda CB550K2 1976
Honda CB550K3 1977
Honda CB550K4 1978
Honda CB550F1 1975
Honda CB550F2 1976
Honda CB550F3 1977
Honda CB500K0 1971
Honda CB500K1 1972
Honda CB500K2 1973
Honda CB400F 1975
Honda CB400F 1976
Honda CB400F 1977
Honda CB350F0 1972
Honda CB350F0 1973
Honda CB350F1 1974
Honda CB500T Twin 1975
Honda CB500T Twin 1976
Honda CB400A 1978
Honda CB400TA Hawk 1980
Honda CB400TB Hawk 1981
Honda CB450TC 1982
Honda CB450K3 1970
Honda CB450K4 1971
Honda CB450K5 1972
Honda CB450K6 1973
Honda CB450K7 1974
Honda CL450K1 1968
Honda CL450K2 1969
Honda CL450K3 1970
Honda CL450K4 1971
Honda CL450K5 1972
Honda CL450K6 1974
Honda CB360T 1975
Honda CB360T 1976
Honda CB350K0 1968
Honda CB350K1 1969
Honda CB350K2 1970
Honda CB350K3 1971
Honda CB350K4 1972
Honda CL350K0 1968
Honda CL350K1 1969
Honda CL350K2 1970
Honda CL350K3 1971
Honda CL350K4 1972
Honda CL350K5 1973
Honda SL350K0 Scrambler 1969
Honda SL350K0 Scrambler 1970
Honda SL350K1 Scrambler 1971
Honda SL350K2 Scrambler 1972
Honda SL350K3 Scrambler 1973

Free ground shipping over $50

To the USA & Canada. In-stock orders usually ship from our own warehouse the same or next business day.

Estimated ground delivery after your order ships
DestinationDelivery time
USA4–7 business days
Canada2–6 business days

Ground shipping includes tracking, emailed when your order ships. Need it sooner? Express options are available at checkout.

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60-day returns on eligible parts

No restocking fees. Eligible parts must be unused, uninstalled, unaltered and complete. The 60-day window starts when your order is delivered.

Electrical parts are excluded from standard returns. Check return eligibility.

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Other shipping options

Canada Post Economy: Available at checkout for select small items. Allow 1–3 weeks for delivery. No tracking or insurance is included.

Outside the USA & Canada: Delivery times vary by destination and shipping method. Buyers are responsible for applicable duties, taxes and import fees. We cannot mark orders as gifts.

Frequently Asked Questions

Which Honda OEM steering-stem nut does Joker Machine 12-0073 replace?

The black CNC-machined steering-stem nut replaces Honda OEM 90304-415-000 and has a 30 mm hex.

Does steering-stem nut 12-0073 fit every 1979-1982 DOHC Honda CB750?

Verified 1979-1982 DOHC CB750 fitment is for the CB750F Supersport. The CB750K, CB750C and CB750L are not included in the verified DOHC applications, so do not order by engine family alone.

Which SOHC Honda CB750 models fit Joker Machine steering-stem nut 12-0073?

It fits the 1969-1978 CB750K, 1975-1978 CB750F Supersport and 1977-1978 CB750A Hondamatic, in addition to the other specifically named Honda CB models and years.

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