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PTO Shaft & Pump Shaft Adaptors

Tractor PTO & Pump Shaft Adaptors from Sparex & Spenco

Connect your PTO-driven implements and hydraulic pumps with confidence using quality shaft adaptors from Sparex and Spenco. Whether you're adapting between shaft sizes, changing spline configurations, or connecting a pump to a non-standard PTO output, the right adaptor ensures a secure, correctly-fitted drive connection every time.

Incorrect shaft fitment puts stress on gearboxes, pumps, and drivelines — genuine adaptors from trusted brands eliminate that risk and keep your equipment running within spec.

Common Applications

  • Adapting between 1-3/8" and 1-3/4" PTO shaft sizes
  • Connecting hydraulic pumps to tractor PTO outputs
  • Spline conversion for implement compatibility
  • Replacement of worn or damaged shaft adaptors

Brands

  • Sparex — OEM-quality agricultural driveline components
  • Spenco — specialist PTO and pump shaft solutions

Filters

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Tractor PTO Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 21 with Clamp Bolt.
$90.08 - $90.08
$90.08
$90.08 - $90.08
$90.08

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 21 with Clamp Bolt.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 21, this PTO Adaptor in...

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Tractor PTO Adaptor Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 21 with Quick Release Collar.
$107.69 - $107.69
$107.69
$107.69 - $107.69
$107.69

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 21 with Quick Release Collar.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 21, this PTO Adaptor in...

View full details
$62.13 - $62.13
$62.13
$62.13 - $62.13
$62.13

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 21 with Quick Release Pin.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 21, this PTO Adaptor in...

View full details
Tractor PTO Adaptor Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 6 with Clamp Bolt.
$98.75 - $98.75
$98.75
$98.75 - $98.75
$98.75

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 6 with Clamp Bolt.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 6, this PTO Adaptor inc...

View full details
$94.89 - $94.89
$94.89
$94.89 - $94.89
$94.89

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 6 with Quick Release Collar.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 6, this PTO Adaptor inc...

View full details
Tractor pto converter Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 6 with Quick Release Pin.
$72.44 - $72.44
$72.44
$72.44 - $72.44
$72.44

Up to 70 Hp. Female spline 1 3/8'' - 6 x Male spline 1 3/8'' - 6 with Quick Release Pin.

In stock

Standard Applications, suitable for up to 70Hp. Featuring a Female spline of 1 3/8'' - 6 and a Male spline of 1 3/8'' - 6, this PTO Adaptor i...

View full details