Description
Overview:
This V-belt Pulley Assembly is a genuine Stihl replacement part for walk-behind lawn mowers, engineered to transfer drive reliably from the engine via a V-belt to the mower's cutting or drive system. Manufactured from durable metal, it is designed to withstand regular mowing loads and maintain accurate belt tracking under tension. It helps restore smooth running, reduce belt slip, and support consistent cutting quality. Suitable for professional and domestic users, it fits selected Stihl models including RM 4.0 RTP and MB 750.0 GK. As a Genuine Part (OEM) with part number 6375 700 2501, it offers the correct geometry and fit for the intended machines, minimising downtime and ensuring dependable performance after maintenance or repair.
Key Features:
- Genuine Stihl OEM part (6375 700 2501) for assured compatibility and fit
- Robust metal construction designed for long service life in demanding mowing conditions
- Precision-made profile to maintain belt alignment and steady power transmission
- Helps prevent belt slip, overheating and premature belt wear
- Supports smooth engagement and consistent cutting performance
- Suitable for both commercial and domestic mower maintenance schedules
- Straightforward replacement using standard workshop tools and procedures
- Matches original specification to avoid guesswork or modifications
- Compatible across multiple Stihl MB and RM mower variants for fleet commonality
Typical Applications:
Used as a drive pulley within the mower's belt system to transmit engine power to the blade or drive mechanism. Ideal when refurbishing decks, resolving belt squeal or glazing, correcting poor cut quality caused by slip, or replacing pulleys with worn grooves. Suitable for routine preventative maintenance or repair after impact, corrosion, or excessive wear on the original pulley.
Also known as:
V-pulley, belt pulley, belt wheel, drive pulley, drive wheel, V-belt wheel, sheave, transmission pulley, mower pulley, deck pulley.
Fits Models:
MB 4.0 RTP, MB 4.1 RTP, MB 750.0 GK, MB 750.1 GK, MB 750.1 KS, MB 750.2 KS, MB 755.0 KS, MB 755.1 KS, MB 755.2 KS, MB4.0RTP, MB4.1RTP, MB40RTP, MB41RTP, MB750.0GK, MB750.1GK, MB750.1KS, MB750.2KS, MB755.0KS, MB755.1KS, MB755.2KS, RM 4.0 RTP, RM4.0RTP, RM40RTP
Alternate Part Numbers:
6375-700-2501, 63757002501
Product Specifications
| L&S Part No. | 6375 700 2501 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 63757002501 |
| Unit of Sale | 1 |
| Machine Type | Mowers |
| Fits Brands | Stihl, Viking |
| Key Features | - Genuine Stihl OEM part for assured compatibility and fit - Durable metal construction for long service life - Precision profile maintains belt alignment - Prevents belt slip and premature wear - Fits multiple Stihl MB and RM mower models |
| Fits Models | RM 4.0 RTP | MB 750.0 GK | MB 750.1 GK | MB 750.1 KS | MB 750.2 KS | MB 755.0 KS | MB 755.1 KS | MB 755.2 KS | MB 4.1 RTP | MB 4.0 RTP |
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