This Tension & Guide Pulley Unit can also be used on the following rear derailleurs:

– Shimano Alivio RD-M4000-SGS

– Shimano Alivio RD-M430-SGS

– Shimano Acera RD-M3000-SGS

– Shimano Acera RD-M390-SGS

– Shimano Altus RD-M2000-SGS

– Shimano Sora RD-R3000-SS/GS

– Shimano Sora RD-3500-SS/GS

– Shimano Alivio RD-T4000-SGS

– Shimano Acera RD-T3000-SGS

These are an “A” match which indicates that the parts are the same in materials, appearance, finish & size etc.

If the correct Tension & Guide Pulley Unit is unavailable you can also use the unit from the following rear derailleurs:

– Shimano Deore RD-M592-SGS

– Shimano Deore RD-M591-SGS

These are a “B” match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

Genuine Shimano replacement part.