6-40-621 – Stub & Midship Shaft – 16 X 2.500 Splines – Butt Dia 4.234″ – End To Weld 10.656
$125.41
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Description
The 6-40-621 Stub & Midship Shaft features 16 X 2.500 splines and a 4.234″ butt diameter, ensuring reliable torque transmission.
Full Description
6-40-621 is a Stub & Midship Shaft that plays a crucial role in transmitting torque from the transmission to the differential. If you’re experiencing vibrations or unusual noises during acceleration, this component could be the culprit. A worn or damaged stub shaft can lead to misalignment, causing excessive wear on U-joints and other driveline components. This specific shaft features 16 X 2.500 splines, a butt diameter of 4.234 inches, and an end-to-weld measurement of 10.656 inches. These specifications are critical for ensuring a proper fit and function within your driveline system. If the splines are worn, you may notice a clunking sound when engaging the drivetrain, indicating that the connection is compromised. When installing the 6-40-621, pay close attention to the following:
- Check that the spline count matches your transmission output.
- Ensure the tube diameter and wall thickness are appropriate for your application.
- Verify phasing marks during installation to maintain proper alignment.
- Torque all fasteners to the manufacturer’s specifications to prevent loosening.
- Balance the assembly if any vibrations are detected after installation.
Additional information
| Butt dia | 4.234 |
|---|---|
| End to weld | 10.656 |
| Partn number | 6-40-621 |
| Splines count dia | 16 X 2.500 |
| Splines length | 4.000 |
| Tube dia | 4.500" |
| Tube wall | 0.134" |
| Style | Slip |
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| Stub & Midship Shaft (170) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Partn number 1253-242 Butt dia 1.875 Splines count dia 24 x 0.995 End to weld 2.875 Style FIXED Notes use is with : 1204-241 nut sold sepratly: 858018 Tube dia 2.000 Tube wall 0.065" | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Butt dia 2.375 End to weld 3.125 Notes USE WITH: 1204-261 , Uses 858018 nut Partn number 1253-261 Splines count dia 26 x 1.115 Splines length 1.120 Tube dia 2.500 Tube wall 0.065" Style FIXED | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Bearing dia 1.181 Butt dia 1.875 End to weld 2.875 Notes USE WITH: 1204-261 , Uses 858018 nut Partn number 1253-262 Splines count dia 26 x 1.115 Splines length 1.180 Tube dia 2.000 Tube wall 0.065" Style FIXED | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Bearing dia 1.181 Butt dia 2.375 End to weld 6.625 Notes This stub also has snap ring groove at 16mm to retain bearing. USE IT WITH: 2252-682 Partn number 1254-681 Splines count dia 19 X 0.850 Splines length 775 Tube dia 2.500 Style CVJ Tube wall 0.065" | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Bearing dia 1.181 Butt dia 2.344 End to weld 6.625 Notes use it with: 2252-682 Partn number 1254-683 Splines count dia 19 X 0.850 Splines length 775 Tube dia 2.500 Tube wall 0.083" Style CVJ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Butt dia 2.435 End to weld 7.500 Notes TOYOTA Partn number 1340-20 Splines count dia 20 X 1.310 Splines length 1.765 Tube dia 2.560 Tube wall 0.065" Style Slip | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Butt dia 2.435 End to weld 9.375 Notes Toyota, Sold only in kit 1343-20L Partn number 1340-20L Splines count dia 20 X 1.310 Splines length 6.500 Tube dia 2.560 Tube wall 0.065" Style Slip | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Butt dia 2.435 End to weld 6.375 Notes TOYOTA Partn number 1340-21 Splines count dia 20 X 1.310 Splines length 1.880 Tube dia 2.560 Tube wall 0.065" Style Slip | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Bearing dia 1.181 Butt dia 2.435 End to weld 4.000 Notes Fits Toyota OE Tube / 1374-233 nut included ⋅ Use with: 1301-231 Partn number 1353-231 Splines count dia 23 X 0.990 Splines length 1.375 Tube dia 2.560 Tube wall 0.065" Style FIXED | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| | Bearing dia 1.181 Butt dia 2.344 End to weld 4.000 Notes Fits Toyota OE Tube / 1374-233 nut included ⋅ Use with: 1301-231 Partn number 1353-232 Splines count dia 23 X 0.990 Splines length 1.375 Tube dia 2.500 Tube wall 0.083" Style FIXED | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
