Shimano Altus RD-M370 Tension & Guide Pulley Unit - Y5FT98030

Shimano Altus RD-M370 9 speed rear derailleur Jockey Wheels.

The following are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

- Shimano Sora RD-R3000-SS/GS
- Shimano Sora RD-3500-SS/GS
- Shimano Alivio RD-M4000-SGS
- Shimano Alivio RD-M430-SGS
- Shimano Alivio RD-M3100-SGS
- Shimano Acera RD-M3000-SGS
- Shimano Acera RD-M390-SGS
- Shimano Altus RD-M2000-SGS
- Shimano Alivio RD-T4000-SGS
- Shimano Acera RD-T3000-SGS

The following are a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

- Shimano Deore RD-M592-SGS
- Shimano Deore RD-M591-SGS

Genuine Shimano replacement part.