Part No. 2-3-5821KX Slip Yoke 1310 series, Splines: 1.375x16 Center Joint To End 7.875 Heavy Duty
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Specifications 2-3-5821KX · 1310 Series Slip Yoke
- Part number
- 2-3-5821KX
- Part type
- Slip Yoke
- Condition
- New
- Series
- 1310
- Splines diameter
- 1.375
- Splines count
- 16
- Center u-joint to end
- 7.875
- Weight
- 3 lb
Fitment
Use Part number 2-3-3738 For Longer travel slip Yoke
1310 series parts use 1.062" u-joint bearing caps on a 3.219" snap-ring-to-snap-ring width (nominal). Confirm the cap diameter on the mating yoke or joint before ordering.
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Alternative parts for 2-3-5821KX
Same fitment, another number or brand. Check the notes before you substitute.
| Add | Pic | Part # | Price | Series | Center U-Joint to End | Splines Count | Splines Dia | Notes |
|---|---|---|---|---|---|---|---|---|
![]() |
3103-162 |
$44.66
|
1310 | 7.875 | 16 | 1.375 | Commonly used long travel on 4X4 | |
![]() |
2-3-8021KX |
$39.43
|
1310 | 7.875 | 16 | 1.375 | Forged |
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About 2-3-5821KX
2-3-5821KX is a 1310 series heavy-duty slip yoke with a 1.375" spline diameter, 16 splines, and a centerline-to-end distance of 7.875". The longer CJ-to-end dimension (7.875" versus 5.000" on 2-3-1421KX) provides more spline engagement length, which increases torque capacity and provides more sliding travel before the slip yoke bottoms out on the transmission output shaft.
- Series: 1310
- Spline Dia: 1.375"
- Spline Count: 16
- CJ to End: 7.875"
- Class: Heavy Duty
Note: for applications requiring even longer travel (more axial plunge than 7.875" provides), use part number 2-3-3738 instead. The 1.375" x 16 spline is commonly found on heavy-duty truck transmission output shafts -- verify spline specifications against your transmission before ordering.
See all slip yokes for 1310 series heavy-duty options.
Not sure which slip yoke you need? Our transmission slip yoke guide covers spline counts, styles, and how to measure.
Related Slip Yoke in the 1310 series
See the full table
3103-161
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2-3-5821KX questions
What series is 2-3-5821KX?
2-3-5821KX is a 1310 series slip yoke. Nominal 1310 dimensions are 1.062" bearing caps on a 3.219" snap-ring-to-snap-ring width. Measure the cap diameter on your old joint to confirm the series before ordering.
What spline count does 2-3-5821KX have?
2-3-5821KX has 16 splines on a 1.375" spline diameter. Count the splines on the output shaft and measure across the major diameter to confirm.
Is 2-3-5821KX in stock?
Yes. 20 are in stock in Florida. Most stock orders placed before 2 pm EST on a weekday ship the same day.





