Sprocket Spur 3/8 7Z (Use 1125 640 by STIHL

1125 640 2000 Chain Sprocket (3/8" 7T) by STIHL

1125 640 2004

$54.95

Tax included.

Quantity

Pickup available at 26 Peden StBega NSW 2550

Usually ready in 24 hours

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If this item is a pre-order item, it means it is not currently available in-store and will be ordered in especially for you. Once placed, your order usually arrives to us within 5–10 business days, then ships straight to your door. We’ll keep you updated every step of the way by email.

Description

Product Description
The 1125 640 2000 Chain Sprocket (3/8" 7T) is a genuine STIHL drive sprocket engineered to deliver smooth and reliable power transfer from the engine to the saw chain. Designed with precise tooth geometry, this sprocket ensures accurate chain engagement, consistent cutting speed, and reduced wear on your bar and chain.

Key Features
✅ Part Number: 1125 640 2000
✅ Component Type: Chain Sprocket
✅ Pitch: 3/8"
✅ Tooth Count: 7T
✅ Function: Drives the saw chain via the clutch drum
✅ Quality: Genuine STIHL OEM part for perfect fit and reliable performance

Benefits
✔️ Ensures Smooth Chain Operation – Maintains proper chain tracking and engagement.
✔️ Improves Cutting Performance – Supports steady chain speed under load.
✔️ Reduces Wear on Chain & Bar – Correct tooth profile minimizes friction and slippage.
✔️ Long-Lasting Durability – Built from hardened steel to withstand heat and high RPMs.
✔️ Direct OEM Replacement – Ideal for restoring performance when sprockets become worn or hooked.

Compatible With
Commonly suits STIHL 034, 036, MS 340, MS 360, and other 1125-series saws using a 3/8" 7-tooth sprocket.
(Always confirm compatibility with your OEM parts manual.)

Installation Tips
1️⃣ Allow the saw to cool fully before servicing.
2️⃣ Remove the sprocket cover, bar, and chain.
3️⃣ Remove the clutch drum to access the sprocket.
4️⃣ Slide off the worn sprocket and install the new one.
5️⃣ Reassemble, set correct chain tension, and verify smooth rotation before use.

Sprocket Spur 3/8 7Z (Use 1125 640 by STIHL

Designed for Durability

Built Tough for the Outdoors, Made to Last.

Our commitment to quality ensures that every part in our collection meets the highest standards for durability and performance. Whether you're a professional landscaper or a weekend DIYer, this product is designed to help you get the job done efficiently. With our extensive range of trusted outdoor power equipment parts, you can rely on us to keep your tools running smoothly all year round.

E x p l o r e   N o w  

Feedback from Our Happy Clients

The parts I ordered fit perfectly and made a noticeable difference in my equipment's performance. Highly recommend!

John D

I've been using their parts for months now, and they hold up even under tough conditions. Worth every penny. Highly recommend!

Sarah M

I was impressed by how quickly my order arrived. The customer service team was also super helpful throughout the process.

Mark P

Their accessories really took my outdoor tools to the next level. I've been recommending this store to all my friends.

Emily T

The quality of these parts is outstanding. My lawn mower runs better than ever after installing their replacement blades.

David K

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