My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Wiseco Pistons B1041 Top End Needle Bearing - 12x15x14.5mm

(KTM 50 SX Mini 2008-22, 50 SX 2007-22, 50 Jr Adventure 2002-03, 50 Mini Adventure 2002-08, 50 Sr Adventure 2002-07 + 6 more models)

Part of: Wiseco Pistons Top End Needle Bearing

Other options in this family: Wiseco Pistons B1005 Wiseco Pistons B1013 Wiseco Pistons B1001 Wiseco Pistons B1014 Wiseco Pistons B1030

Manufacturer

Picture for manufacturer Wiseco Pistons

Part Number

B1041
13 reviews
Sale Price

$22.99

3 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Wiseco B1041 is a precision top end needle bearing designed for high-performance two-stroke engines. This small end bearing measures 12mm inner diameter, 15mm outer diameter, and 14.5mm width, providing critical support for the piston pin connection.

Key Features:

  • Precision needle bearing construction for reduced friction and wear
  • Manufactured to OEM specifications for reliable fitment
  • 12mm ID x 15mm OD x 14.5mm width dimensions
  • Heat-treated steel construction for durability under high RPM conditions
  • Essential replacement component for top end rebuilds

Wiseco top end bearings are engineered to meet or exceed original equipment standards, making them ideal for engine rebuilds, performance upgrades, and routine maintenance on motorcycles, ATVs, snowmobiles, and other powersports applications. Regular replacement during top end rebuilds helps ensure smooth operation and extends engine life.

Products specifications

Fits

KTM 50 SX Mini 2008-22, 50 SX 2007-22, 50 Jr Adventure 2002-03, 50 Mini Adventure 2002-08, 50 Sr Adventure 2002-07, 50 SX Factory Edition 2021-22, 50 SX Junior 2007-09, 50 SX Pro Jr LC 2002-07, 50 SX Pro Sr LC 2001-06 + 2 more models

Product Type

Bearings

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Engine Type

ICE

Industry

Powersports

Out of Stock Message

Estimated Shipped Date 3-4 Weeks

Product Market

ATV/UTV

EBAY Category ID

177964

Title

Wiseco Powersports Top End Bearing 12 x 15 x 14.5mm

Title - Web

KTM 50 SX Wiseco Top End Bearing - 12 x 15 x 14.5 mm

Comments

12x15x14.5 (IDxODxLength)

Better be the right part

Very easy system. I hope the shipping is fast too.

excellent

Ordering and paying was fast and easy - now we wait for it to arrive!

Tank You!! Thank you very much

Your web site worked fast and smooth. This was my first time ordering from your business.

Found part easily.

so far so good.best price

Very happy with my purchase and product from Autoplicity! Highly recommend.

The fact that you support paypal is why I chose you... and the fact you had lowest price... but lowest price doesn't guarantee a sale... paypal does!

was fast and simple

Very fast

Very easy to place order

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy