Wiseco 20 x 25 x 24.8mm Top End Bearing

SKU: WISB1023

Powersports Wrist Pin Bushings and Bearings

WIS Top End Bearings

Wiseco

Wiseco 20 x 25 x 24.8mm Top End Bearing

SKU: WISB1023

Powersports Wrist Pin Bushings and Bearings

WIS Top End Bearings

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

We accept

Description

As the leading manufacturer of forged two-stroke pistons, Wiseco knows top end bearings are crucial to your top end rebuild. Wiseco two-stroke top end bearings are manufactured by leading bearing suppliers and inspected for quality.

Part Type

Engine Connecting Rod Bearing

Data: v4.2 - Upd: 2026-09-30 17:39:20

Features

A must for every top-end rebuild
Inspected for quality
Precision manufactured by leading suppliers
Precision manufactured by leading suppliers Inspected for qualityA must for every two-stroke top-end rebuild!

Specifications

Product Attributes - Brand: Wiseco
Product Attributes - Manufacturer's Part Number: B1023
Product Attributes - Part Type: Powersports Wrist Pin Bushings and Bearings
Product Attributes - Product Line: Wiseco Powersports Wrist Pin Bearings
Product Attributes - UPC: 00193564104540
Product Attributes - Wrist Pin Bushing Included: No
Product Attributes - Wrist Pin Bearing Included: Yes
Product Attributes - Wrist Pin Bearing Inside Diameter: 20mm
Product Attributes - Wrist Pin Bearing Outside Diameter: 25mm
Product Attributes - Wrist Pin Bearing Length (mm): 24.80mm
Product Attributes - Wrist Pin Bearing Material: Steel
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Wiseco
StreetFX SKU	wisB1023
SFX Item ID	4069601
Supplier Item Code	4069601
Manufacturer SKU	B1023
Manufacturer UPC	193564104540
Alternative References	24.8mm

Compatibility

Application Data

Universal No
Make HONDA
Model FL400R PILOT
Beginning Year 1989
Ending Year 1990
Universal No
Make KAWASAKI
Model JH750 750SS
Beginning Year 1992
Ending Year 1996
Universal No
Make KAWASAKI
Model JH750 750ZXI
Beginning Year 1995
Ending Year 1995
Universal No
Make KAWASAKI
Model JH750 SUPER SPORT XI
Beginning Year 1993
Ending Year 1996
Universal No
Make KAWASAKI
Model JH750 XIR
Beginning Year 1994
Ending Year 1994
Universal No
Make KAWASAKI
Model JH900 900ZXI
Beginning Year 1995
Ending Year 1997
Universal No
Make KAWASAKI
Model JS750 750SX
Beginning Year 1992
Ending Year 1995
Universal No
Make KAWASAKI
Model JT750 ST
Beginning Year 1994
Ending Year 1995
Universal No
Make KAWASAKI
Model JT750 STS
Beginning Year 1995
Ending Year 1995
Universal No
Make KAWASAKI
Model JT900 900STS
Beginning Year 2001
Ending Year 2002
Universal No
Make KAWASAKI
Model JT900 900STX
Beginning Year 1997
Ending Year 2006
Universal No
Make YAMAHA
Model EX570E EXCITER DELUXE
Beginning Year 1989
Ending Year 1989
Universal No
Make YAMAHA
Model EX570 EXCITER
Beginning Year 1987
Ending Year 1990
Universal No
Make YAMAHA
Model EX570 EXCITER II
Beginning Year 1991
Ending Year 1993
Universal No
Make YAMAHA
Model MM600 MOUNTAIN MAX 600
Beginning Year 1998
Ending Year 1999
Universal No
Make YAMAHA
Model SJ650 SUPER JET
Beginning Year 1990
Ending Year 1993
Universal No
Make YAMAHA
Model SR540 SRV
Beginning Year 1984
Ending Year 1991
Universal No
Make YAMAHA
Model VK540
Beginning Year 1988
Ending Year 1991
Universal No
Make YAMAHA
Model VMX540 VMAX
Beginning Year 1983
Ending Year 1987
Universal No
Make YAMAHA
Model VT600 VENTURE 600
Beginning Year 1998
Ending Year 1998
Universal No
Make YAMAHA
Model VX600 VMAX 600
Beginning Year 1994
Ending Year 1997
Universal No
Make YAMAHA
Model VX600 VMAX 600
Beginning Year 1999
Ending Year 1999
Universal No
Make YAMAHA
Model WR650 WAVERUNNER LX
Beginning Year 1990
Ending Year 1992
Universal No
Make YAMAHA
Model WRA650 WAVERUNNER III
Beginning Year 1990
Ending Year 1993
Universal No
Make YAMAHA
Model WRA650 WAVERUNNER III
Beginning Year 1995
Ending Year 1996