- This part is in stock in our warehouse and will ship out within 1 business day of the order being placed.
- New stock is on the way! On order parts usually ship within 7 business days.
- Item is not in stock and usually ships 10-15 business days from the time you place your order.
- This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.
Transmission Assy. N279940
- Manufactured by:
- DeWALT
- ERP Number:
- ERP10189077
- Part Number:
- N279940
Does this part fit my model?
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Product Description
?It is an authentic manufacturer-sourced component which is specially designed for DeWALT power tools. The purpose of this transmission assembly is to help transfer the drive motion to the chuck. If the original item is damaged or is missing, this will provide an identical replacement. This assembly is made of high-quality metal and is sold as an individual item. Check the diagrams for your model to ensure the correct replacement procedure. A screwdriver and a wrench set might be needed to perform this repair.
Frequently Purchased Together
?Troubleshooting
- DeWALT
- Craftsman
- Cordless Drill
Customer Part Reviews
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Questions & Answers
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Hello Paul, Thank you for your inquiry. We have researched the model number that you have provided and show the compatible chuck as part# N472497. Part number 50 referred to a gear that is now only available as part of the transmission assembly. Good luck with your repair and if you need assistance with placing an order, please do not hesitate to call our customer service, open 7 days a week to help you. We look forward to hearing from you.
Customer Repair Instructions
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
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Motor and transmission broke
Prentice from Elk city, Oklahoma
drill transmission was broken (into multiple pieces!)
Kent from Owanka, South Dakota
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
- Parts Used:
- N279940
Removed screw left handed threads!) from inside chuck
Separated case halves
Pulled motor/trans/chuck assy loose, no need to mess with wiring.
Separated trans/chuck from motor.
Put trans in vise, used pipe wrench to remove chuck.
Put chuck on new trans.
Transferred 1-2 shi ... Read more fter.
Put trans/chuck on motor.
Worked to get everything lined up properly, reassembled case halves.
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Model Cross Reference
Manufacturer Part Number: N279940
| Brand | Model Number | Description |
|---|---|---|
| Craftsman | CMCD701C2 | Cordless Drill - 20v Max Compact Dri |
| DeWALT | DCD771 | Cordless Drill - 20V Max Cordless Compact Drill/Driver |
| DeWALT | DCD771C2 | Cordless Drill - 20V Compact Drill Driver Kit |
| DeWALT | DCD771C2R | Cordless Drill - Cordless Drill/Driver |
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.