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1981 Honda CB900C Custom Headlight Trim & Adjuster

Inspect the fitted headlight bucket and retaining pieces before ordering trim for your 1981 CB900C Custom. The three-piece rim assembly and adjuster screw set support different repairs. A replacement bucket or lamp unit can change the required parts even if it looks similar to the original.

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Honda CB900 CB750 CB650 headlight rim and retainer 33101-422-671

Honda CB900 / CB750 / CB650 Headlight Rim & Retainer ~ Replaces 33101-422-671

$47.95 USD
09-0090
Refresh your DOHC CB's headlamp trim with this Headlamp Rim & Retainer Assembly. A 3-piece set with hardware, featuring a good-quality chrome finish on...
Honda CB1000 CB900 headlight adjusting screw and spring set 33103-346-670

Honda CB Headlight Adjusting Screw & Spring Set ~ Replaces 33103-346-670

$7.50 USD
29-7011
Replace your headlight adjuster with this Headlight Adjusting Screw & Spring Set. Each set includes one screw and one spring. Replaces OEM #33103-346-670 (screw)...
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1981 Honda CB900C Custom · Headlight Trim & Adjuster Buying guide

Repair the mounting before adjusting the beam

The rim and retainer hold the lamp securely; the screw and spring provide an adjustment point. Identify which part is damaged before ordering, especially if the original headlight bucket or lamp has been replaced.

Parts to consider

Honda CB900 / CB750 / CB650 Headlight Rim & Retainer ~ Replaces 33101-422-671 Three-piece headlight rim and retainerThree-piece assembly with a chrome outer trim ring and hardware. The application includes the 1980–82 CB900C Custom.View part Honda CB Headlight Adjusting Screw & Spring Set ~ Replaces 33103-346-670 Headlight adjuster screw and springEach set contains one adjusting screw and one spring, replacing references 33103-346-670 and 33107-300-003 respectively.View part

Separate retention from adjustment

The three-piece rim and retainer assembly includes mounting hardware, but it is not a complete lamp or electrical repair. The adjuster set supplies the screw and spring; a bent bracket or damaged threaded receiver needs separate attention.

Check the finished installation

Seat the lamp and retainer correctly, check that the wiring is not trapped, and confirm the assembly stays secure while adjusting it. Aim the beam using the service instructions and applicable local requirements. A secure rim does not correct low voltage or a faulty bulb.

Practical questions

Will an adjuster screw fix a beam that will not stay aimed?

Inspect the spring, receiver and lamp-retaining parts first. A missing or damaged screw may be the cause, but worn or broken mounting points can let the lamp move even with a new adjuster.

Should I replace the rim because the headlight is dim?

Only if the rim or retainer is damaged. For dim light, check the bulb or lamp unit, electrical supply, connections and ground. Cosmetic or mounting hardware does not repair an electrical voltage loss.

Will these parts fit an aftermarket headlight bucket?

Do not assume so from the motorcycle’s model year. Compare the bucket and lamp maker’s mounting details with the original-style components before ordering.

Not sure which part you need?

Send your model and year, plus photos of your existing part and any changes to the original setup.

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