PTO Extender 1-3/8 in 6 Spline Male & Female 70HP - Reliable Extension
PTO Extender 1-3/8 in 6 Spline Male & Female 70HP - Reliable Extension
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In this review of the PTO Extender 1-3/8 in & 6 spline, the bottom line is straightforward: this is a practical, no-frills shaft extender for owners who need a dependable length adjustment for tractors and implements up to 70HP. The reviewer finds the unit best suited to those who already know their part number and need a robust replacement that installs quickly. The single biggest reason to buy is the solid build and correct fit when the part number matches, which translates into easier hookup and restored functionality for worn or short PTO shafts.
Key Features
- Part number match: Verify the part number and product photo before ordering to ensure correct compatibility with your PTO shaft and tractor.
- Sturdy material: Constructed from high quality metal to provide a durable replacement that withstands regular PTO use.
- Dual connection: Female and male 1-3/8 in 6 spline ends allow the extender to join common PTO shafts without exotic adapters.
- Simple installation: Replacing an old extender involves straightforward removal and installation steps for quick field service.
- Length solution: Extends or shortens the PTO shaft to make hitching implements easier and restore reach for attachments like grinders.
- Quality control: Each unit undergoes inspection before shipping, giving buyers added confidence in workmanship.
Who It's For
This extender is aimed at hobby farmers, landscapers, and small equipment owners who run implements on tractors up to 70HP and who can confirm the existing part number matches the product photo. It is especially useful for those who need a reliable, rugged replacement to regain the correct PTO length and improve ease of hookup.
It is not ideal for users who cannot confirm their part number or who require nonstandard spline sizes or proprietary adapters. For very high horsepower drivetrains or unusual shaft types, customers should seek a model specifically rated for their application.
Pros & Cons
Pros
- Works well when matched to the correct part number, restoring PTO reach and function.
- Build quality is solid and feels sturdier than many generic replacements.
- Easy to install in the field with basic removal and replacement steps.
- Provides the extra length needed for attachments, improving versatility of the hitch system.
Cons
- Will not fit if the buyer does not verify the part number; compatibility is strict.
- Limited to 1-3/8 in 6 spline configurations and up to the intended 70HP use case.
Specifications
| Brand | TERGTIRY |
| Connection | 1-3/8 in female & 1-3/8 in male, 6 spline |
| Intended power | Up to 70HP |
| Material | High quality sturdy metal (manufacturer stated) |
| Part number requirement | Must match product part photo and part number before ordering |
| Function | Extends or shortens PTO shaft length for hitching implements |
Our Verdict
The PTO Extender 1-3/8 in 6 spline is a practical, value-minded choice for owners who confirm compatibility by part number. It delivers sturdy construction, straightforward installation, and the precise length adjustment needed to hook up implements with less hassle, making it a sensible replacement for worn or short PTO adapters on tractors up to 70HP.
Frequently Asked Questions
How do I know this will fit my tractor?
Check the part number and the product part photo carefully; the extender is compatible only when those match your existing PTO shaft.
Is installation difficult?
Installation is simple: remove the old extender, install the new overrunning coupler, then test operation; contact seller support if you run into problems.
Can this handle heavy implements?
It is designed for typical use up to 70HP and for common attachments, but for unusually heavy or high-power applications choose a model rated specifically for that duty.
Editor's Take
A sturdy, practical PTO extender for tractors up to 70HP that restores shaft length and ease of hookup when the buyer confirms the part number; good value for a direct replacement.

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