Box Components Three Prime 9 X-Wide Rear Derailleur
Original price
$8399
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Free Shipping on Orders $100+*
Free Shipping on Orders $100+*
Free Shipping on Orders $100+
- Offer valid on products purchased from the sellers Geartrade or Backcountry
- Not valid on orders shipped to Alaska and Hawaii
- Not valid on products in the following categories: complete bikes, bike frames, bike wheels, travel cases, kayaks, inflatables, pontoons, SUP's, surfboards,wakeboards, crash pads, windsurf boards, cargo boxes, car racks, skis, snowboards, tents, backpacks and coolers
FAQ's
FAQ's
Are the product photos of the actual items?
- Yes! Geartrade does not use stock photos on their used gear. What you see, is what you get.
- Some items in new condition may have stock photos.
Why should I buy used gear?
- Good gear is built to last, you can save a lot of money and it's great for the planet.
I want to sell gear - what do you accept?
- Here's the list of what we accept
What is your return policy?
- We offer a generous no-questions-asked 14 day return policy for eligible items. Final sale items are not eligible for return. You have up to 14 days to initiate a return after your order has been delivered. The item needs to be in the same condition we sent it to you (keep those tags on). Our full return policy can be found here: Return Policy
How fast do you ship?
- Most orders placed before 1pm MST are shipped out that day. We ship Monday-Friday.
Size: Unisex 9 Speed
Color: Matte Black
Retail Cost: $83.99
What Our Gearhead Experts Are Saying:
"I like the Box Three Prime 9 X-Wide because it gives riders a super clean, no-frills drivetrain that just works. The limited slip clutch keeps things quiet, the sealed pulleys last way longer than you'd expect at this price, and setup stays painless thanks to the wide-range 11–46 or 11–50T compatibility. It’s a great upgrade if you want durability without overthinking your drivetrain."
The Box Three Prime 9 X-Wide Rear Derailleur brings the simplicity of a nine-speed system to modern wide-range riding. With fewer gears to manage and a straighter chain line, the Prime 9 layout delivers smooth, intuitive shifting on everything from gravel loops to singletrack climbs. A limited slip clutch keeps the chain quiet and controlled, helping every ride feel more focused and confidence-inspiring.
Designed with sealed bearing pulleys and a solid, serviceable construction, the derailleur is built to handle seasons of hard miles. Its broad compatibility with 11–46T and 11–50T cassettes turns it into a versatile option for riders who want modern range without the maintenance demands of higher-speed drivetrains. Simple, tough, and impressively capable, it’s a drivetrain solution that puts reliability first.
Smooth shifting and simple reliability with the Box Three Prime 9 X-Wide Rear Derailleur (DWGC8N8)
TECH SPECS
- Material: [B-knuckle] die cast aluminum, [P-knuckle] injection molded nylon-fiberglass composite, [linkages] die cast aluminum, [cage] stamped aluminum
- Compatibility: 11-46T derailleurs, 11-50T derailleurs
- Manufacturer Part Number: 55Q-TE-RD9507
- Claimed Weight: 10.2oz (290g)
- Activity: mountain biking
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