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Description
Renthal 2021 KTM 300 EXC CKD BR Rear Twinring - Orange 520-52P TeethRenthal Twinring motocross rear sprocket was developed as the ultimate dirt bike rear sprocket for those looking to ride more and work less. The unique, dual material design combines a hardened steel outer chain ring that is heated to 200degreeC before being permanently fitted to our Ultralight aluminum inner, creating a permanent bond for the life of the sprocket. This Part Fits: Year Make Model Submodel 1993 2018 KTM 125 SX Base 2007 2008 KTM 144 SX
Renthal Twinring motocross rear sprocket was developed as the ultimate dirt bike rear sprocket for those looking to ride more and work less. The unique, dual-material design combines a hardened steel outer chain ring that is heated to 200degreeC before being permanently fitted to our Ultralight aluminum inner, creating a permanent bond for the life of the sprocket.This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993-2018 | KTM | 125 SX | Base |
| 2007-2008 | KTM | 144 SX | Base |
| 2009-2018 | KTM | 150 SX | Base |
| 2010-2014 | KTM | 150 XC | Base |
| 1999-2005 | KTM | 200 EXC | Base |
| 2002-2003 | KTM | 200 SX | Base |
| 2006-2009 | KTM | 200 XC | Base |
| 2006-2016 | KTM | 200 XC-W | Base |
| 1990-2005 | KTM | 250 EXC | Base |
| 1993-2018 | KTM | 250 SX | Base |
| 2005-2018 | KTM | 250 SX-F | Base |
| 2006-2017 | KTM | 250 XC | Base |
| 2007-2017 | KTM | 250 XC-F | Base |
| 2006-2017 | KTM | 250 XC-W | Base |
| 2006-2016 | KTM | 250 XCF-W | Base |
| 1995-2005 | KTM | 300 EXC | Base |
| 2006-2017 | KTM | 300 XC | Base |
| 2006-2018 | KTM | 300 XC-W | Base |
| 2013-2018 | KTM | 350 EXC-F | Base |
| 2011-2018 | KTM | 350 SX-F | Base |
| 2012-2017 | KTM | 350 XC-F | Base |
| 2012-2016 | KTM | 350 XCF-W | Base |
| 2000-2003 | KTM | 400 EXC | Base |
| 2001-2002 | KTM | 400 MXC | Base |
| 1999-2002 | KTM | 400 SX | Base |
| 2007-2010 | KTM | 400 XC-W | Base |
| 2008-2011 | KTM | 450 EXC | Base |
| 2005-2009 | KTM | 450 SMR | Base |
| 2007-2018 | KTM | 450 SX-F | Base |
| 2007 | KTM | 450 XC | Base |
| 2013-2017 | KTM | 450 XC-F | Base |
| 2007-2016 | KTM | 450 XC-W | Base |
| 2003-2006 | KTM | 450SX | Base |
| 2012-2016 | KTM | 500 EXC | Base |
| 2012-2016 | KTM | 500 XC-W | Base |
| 2007-2008 | KTM | 505 SX-F | Base |
| 2008-2009 | KTM | 505 XC-F | Base |
| 2006 | KTM | 525 EXC-G | Base |
| 2003-2005 | KTM | 525 MXC | Base |
| 2003-2006 | KTM | 525 SX | Base |
| 2009-2011 | KTM | 530 XC-W | Base |
| 1997 | KTM | 620 Duke | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 19 reviews
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Product Reviews
★★★★★ 5
A grandmothers choice
Size: 4 Big Kid, Color: Pink B
Good fit. Good price. Good quality.
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Reviewed in the United States on May 29, 2026
★★★★★ 5
Solid choice for active children
Size: 12 Little Kid, Color: Purple B, Size: 12 Little Kid, Color: Purple B
Happy with this purchase so far. Our 5 year old loves them, they are easy for her to put on by herself. The material seems to be of good quality and made to last.
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Comfortable, Durable, and Perfect for Active Kids
I recently purchased the Under Armour Kids' Grade School Assert 10 Sneakers for my child, and they are excellent! These sneakers are lightweight yet supportive, making them perfect for everyday wear, sports, and outdoor activities. The breathable mesh upper keeps feet cool, while the cushioned midsole provides comfort and shock absorption during running or play.
The sneakers also have a durable rubber outsole that provides excellent traction, reducing the risk of slips during active play. The sleek design and modern style appeal to kids, and the shoes fit true to size, making them easy to wear for extended periods.
Overall, the Assert 10 combines comfort, durability, and style, making it a reliable choice for active kids. They hold up well after repeated wear and are easy to clean, making them a great value for parents.
Pros:
Lightweight, breathable mesh upper
Cushioned midsole for comfort and shock absorption
Durable rubber outsole with good traction
Sleek and modern design appealing to kids
True-to-size fit and easy to clean
Cons:
Minimal color options in some sizes
Laces may require supervision for younger children
Overall: The Under Armour Kids' Grade School Assert 10 Sneakers are comfortable, durable, and stylish, perfect for active kids who need reliable everyday footwear. Highly recommended!
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Reviewed in the United States on September 22, 2025
★★★★★ 5
Great quality
Size: 5 Big Kid, Color: (105) Mod Gray/Black/High Vis Yellow
Only these sneakers could withstand the wear and tear of kids on the tennis courts. Excellent quality, sufficiently wide, and a great price.
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Reviewed in the United States on April 15, 2026
★★★★★ 5
UA
Size: 5 Big Kid, Color: (106) Castlerock/Anthracite/Phoenix Fire
True size, nice and bright... Speedy delivery
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Reviewed in the United States on May 26, 2026