Non-Threaded bottom brackets for SRAM and Truvativ cranksets. Engineered with the right materials for the application, including sealed cartridge bearings.

Item Specifications: Weight, 111, BB/Frame Interface, BB121, Spindle Interface Type, SRAM/Truvativ GXP, BB Shell Width, 121, Defined Color, Black, keyword search, Fat Bike, Bottom Bracket Shell I.D., 41,

SRAM Truvativ GXP PF41 Fat Bike Sealed Cartridge Bottom Bracket - Durable, High-Performance Engineering

Reference Number: 8N41V5

Upgrade your fat bike's performance with the SRAM/Truvativ GXP Sealed Cartridge Bearings PF41 Bottom Bracket, expertly designed for rugged terrain and demanding riding conditions. Constructed from high-quality, durable materials, this bottom bracket ensures long-lasting reliability and seamless power transfer. Its sealed cartridge bearing system provides superior corrosion resistance and low friction, making it ideal for off-road, snow, and sand riding on fat bikes.

Engineered with precision for the SRAM/Truvativ GXP spindle interface, this non-threaded bottom bracket features a 41mm internal diameter shell and a 121mm shell width, optimized for fat bike frames and wide cranks. The GXP spindle interface offers easy installation and compatibility with a variety of cranksets, ensuring a secure bike-to-crank connection for efficient pedaling and increased durability.

Designed for strength and stability, the black finish not only provides a sleek, minimalist look but also enhances resistance against dirt, mud, and water ingress-perfect for trail, snow, and mountain biking adventures. Weighing just 111 grams, this bottom bracket adds minimal weight to your rig while maximizing performance.

Whether you're riding through snow, sand, or rugged mountain trails, the SRAM/Truvativ GXP Sealed Cartridge Bearings PF41 Bottom Bracket delivers the performance, reliability, and innovative technology needed for the ultimate fat bike experience. Optimize your drivetrain today with this high-performance, SEO-friendly component crafted for serious cyclists.

  • High-quality sealed cartridge bearings ensure optimal durability and low friction for demanding fat bike applications, extending the lifespan of your bottom bracket.
  • Engineered with precision materials like high-grade steel and sealed rubber seals, this bottom bracket provides superior corrosion resistance and reliable performance in harsh off-road and winter riding conditions.
  • Compatible with SRAM and Truvativ GXP cranksets, featuring a non-threaded PF41 shell interface with a 41mm internal diameter and 121mm shell width, designed specifically for fat bikes with a 121mm shell width.
  • Designed for easy installation and maintenance, this bottom bracket delivers smooth power transfer and enhanced pedal stability, making it ideal for aggressive riding, trail riding, and winter fat biking adventures.
  • Innovative sealed cartridge bearing technology minimizes dirt ingress and moisture, maintaining consistent performance in extreme terrain, while its sleek black finish complements any fat bike build for a professional, durable look.
Item Specifications
Bottom Bracket Shell I.D.41
BB/Frame InterfaceBB121
BB Shell Width (mm)121
Weight111
Spindle Interface TypeSRAM/Truvativ GXP
Defined ColorBlack
keyword searchFat Bike
Bottom Bracket Shell I.D.BB121
BB Shell Width (mm)121mm
Bearing TypeSteel
Crank Spindle Diameter24/22mm
InterfaceGXP
Bottom Bracket Shell I.D.41mm
Defined ColorBlack
ShellBB121
ColorBlack
Model NameTeam Steel
Spindle InterfaceSRAM GXP
Shell ID41mm
Width121mm

Why 365 Cycles?

365 Cycles is an Authorized SRAM Dealer, and we offer the Full SRAM Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



CK2158 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

Connect With Us

Sign up for news, special offers & other good stuff!