Description
STIHL OEM 3003 005 9901 – 18" Light 04 Bar & Chain Kit – 2 Chains + 1 Guide Bar
Keep your STIHL chainsaw cutting smoothly and efficiently with the STIHL OEM 3003 005 9901 Bar and Chain Kit. This genuine STIHL replacement kit includes one 18-inch STIHL Light 04 guide bar and two STIHL 26 RM3 RAPID Micro 3 chainsaw chains, giving you everything needed to replace a worn cutting attachment while keeping an extra chain available.
Each included chain features .325" pitch, .063" (1.6 mm) gauge, and 68 drive links. The STIHL RAPID Micro 3 chain uses a semi-chisel cutter design that provides smooth, dependable cutting performance and good edge retention during routine woodcutting.
The included STIHL Light 04 guide bar combines lightweight construction with durable, induction-hardened rails and a narrow sprocket nose designed to reduce kickback. This makes the kit an excellent choice for firewood cutting, tree maintenance, limbing, and general property maintenance.
What's Included in the Kit?
-
Quantity 1 – STIHL Light 04 Guide Bar
Part Number: 3005 008 4717
Length: 18"
Pitch: .325"
Gauge: .063"
Designed for 68-drive-link chain -
Quantity 2 – STIHL 26 RM3 RAPID Micro 3 Chainsaw Chains
Part Number: 3689 005 0068
Length: 18"
Pitch: .325"
Gauge: .063" (1.6 mm)
Drive Links: 68 per chain
Cutter Type: Semi-Chisel
Product Features
- Genuine STIHL OEM bar and chain replacement kit
- Includes one 18" Light 04 guide bar and two replacement chains
- STIHL 26 RM3 RAPID Micro 3 semi-chisel chains
- .325" chain pitch
- .063" (1.6 mm) chain gauge
- 68 drive links per chain
- Smooth, dependable cutting performance
- Semi-chisel cutters offer good edge retention
- Reduced-kickback chain design
- Lightweight, durable guide bar construction
- Narrow guide bar nose helps reduce kickback
- Four-rivet sprocket nose for smooth chain movement
- Induction-hardened guide bar rails resist wear
- Laser-engraved guide bar specifications for easy identification
- Ideal for firewood cutting, limbing, and general woodcutting
- Extra chain included for convenient replacement
Fits These STIHL Chainsaw Models
025, MS250, MS251
Important: Verify the chainsaw model and cutting attachment specifications before ordering. Some chainsaws may have different guide bar, chain pitch, or gauge configurations depending on the model and equipment setup.
STIHL Light 04 Guide Bar Features
The STIHL Light 04 Guide Bar offers a lightweight, durable design with updated graphics and the dependable quality STIHL is known for.
- Lightweight Construction: Three electrically welded metal plates provide strength and stability without unnecessary weight.
- Narrow Bar Nose: Designed to help reduce kickback while providing good maneuverability.
- Four-Rivet Sprocket Nose: Allows the chain to travel smoothly around the bar tip while helping reduce wear.
- Induction-Hardened Rails: Improve wear resistance and support long guide bar service life.
- Laser-Engraved Specifications: Clearly displays guide bar length, pitch, gauge, drive-link count, and part number.
- Versatile Design: Excellent for frequent chainsaw use, firewood cutting, and limbing.
STIHL 26 RM3 RAPID Micro 3 Chain Features
The STIHL 26 RM3 RAPID Micro 3 chain features semi-chisel cutters designed for smooth cutting performance and dependable durability.
Compared with aggressive full-chisel chains, the semi-chisel design is generally more forgiving when cutting wood with minor contamination and can maintain its cutting edge longer under less-than-ideal conditions.
- Semi-chisel cutter design
- Smooth cutting characteristics
- Reduced-kickback design
- Good cutting-edge durability
- Suitable for hardwood and softwood
- Excellent for firewood cutting and general maintenance
- STIHL OILOMATIC® lubrication system
- Recommended round sharpening file: 4.8 mm (3/16")
Product Specifications
- Brand: STIHL
- OEM Kit Part Number: 3003 005 9901
- Product Type: Bar and Chain Replacement Kit
- Guide Bar: STIHL Light 04
- Guide Bar Part Number: 3005 008 4717
- Guide Bar Length: 18" (45 cm)
- Chain Type: 26 RM3 RAPID Micro 3
- Chain Part Number: 3689 005 0068
- Chain Pitch: .325"
- Chain Gauge: .063" (1.6 mm)
- Drive Links: 68 Per Chain
- Cutter Style: Semi-Chisel
- Guide Bars Included: 1
- Chains Included: 2
- Total Kit Contents: 3 Pieces
Why Replace the Guide Bar and Chain Together?
Over time, guide bar rails and chainsaw chains wear from normal cutting operations. A worn guide bar can affect chain tracking, increase vibration, and contribute to uneven cutting.
Replacing the guide bar and chain together helps restore proper chain guidance and dependable cutting performance.
With two chains included, you can keep one installed and have another ready when sharpening or replacement is needed, reducing downtime during cutting projects.
Related Parts & Recommended Maintenance Items
- 3689 005 0068 – STIHL 26 RM3 Replacement Chain: 18", .325" pitch, .063" gauge, 68 drive links
- 3005 008 4717 – STIHL Light 04 Guide Bar: 18" replacement guide bar
- STIHL Bar and Chain Oil: Essential for proper cutting attachment lubrication
- STIHL 4.8 mm (3/16") Round File: Recommended for sharpening 26 RM3 chain
- STIHL File Holder and Sharpening Guide: Helps maintain correct cutter angles
- STIHL Depth Gauge Tool: Helps maintain proper chain depth gauge settings
- Replacement .325" Drive Sprocket: Inspect for wear and verify the correct part for your chainsaw
- Guide Bar Groove Cleaner: Removes debris and packed sawdust
- Replacement Air Filter: Recommended during routine chainsaw service
- Replacement Spark Plug: Check maintenance requirements for your specific chainsaw model
Installation & Maintenance Tips
- Turn off the chainsaw, allow the engine to cool, and disconnect the spark plug before servicing.
- Remove the sprocket cover, old chain, and guide bar.
- Clean the guide bar mounting area, oil passages, and surrounding debris.
- Inspect the drive sprocket for wear before installing the new chain.
- Install the new STIHL Light 04 guide bar and position the chain tensioning mechanism correctly.
- Install the chain with the cutting teeth facing forward along the top of the guide bar.
- Make sure all 68 drive links are properly seated in the guide bar groove and drive sprocket.
- Verify that the drive sprocket and bar nose match the .325" chain pitch.
- Adjust chain tension according to the chainsaw operator's manual.
- Tighten guide bar mounting hardware according to STIHL specifications for your model.
- Check that the chain moves freely around the guide bar before starting the saw.
- Confirm adequate bar and chain oil delivery before cutting.
- Recheck chain tension after initial operation and periodically during use.
- Use a 4.8 mm (3/16") round file when sharpening STIHL 26 RM3 chain.
- Maintain proper cutter angles and depth gauge settings according to STIHL sharpening instructions.
- Inspect the guide bar rails and sprocket nose regularly for wear or damage.
- Flip the guide bar periodically, as recommended by STIHL, to help promote even rail wear.
- Keep the second chain clean, sharp, and properly stored for future use.
Before You Order – Verify Compatibility
OEM Kit Number: 3003 005 9901
Guide Bar: 18" STIHL Light 04
Guide Bar Part Number: 3005 008 4717
Chain Type: STIHL 26 RM3 RAPID Micro 3
Chain Part Number: 3689 005 0068
Chain Pitch: .325"
Chain Gauge: .063"
Drive Links: 68 Per Chain
Kit Contents: 1 Guide Bar + 2 Chains
Important: Do not order based on bar length or chainsaw model alone. Verify your current guide bar mounting configuration, chain pitch, gauge, and drive-link count.
This kit is not interchangeable with 3/8" low-profile, standard 3/8", or .050" gauge chain configurations.
Some compatible chainsaw models may require different cutting attachments depending on their configuration.
Not Sure If This Is the Right Kit?
Contact us with your STIHL chainsaw model and serial number. We'll help verify the correct bar and chain kit before you order.