Dealer Transfer Request
Fields with asterisks* are required.
John Deere HP21 Hydraulic Power Pack
New Equipment /
John Deere /
Agriculture /
Attachments Accessories and Implements /
Utility Tractor Attachments and Implements /
Frontier™ Loader Attachments /
HP21 Hydraulic Power Pack
HP21
Hydraulic Power Pack
- Thermal switch protects hydraulic system
- Rear quick connect makes hookup convenient
- Optional oil cooler unit
- View Product Brochure
-
Share
Features
Thermal switch protects hydraulic system
Protective thermal switch
A thermal switch protects the hydraulic system when the hydraulic oil reaches 93 °C (200 °F).
Rear quick connect makes hookups convenient
Convenient hydraulic hookup
Rear quick connect makes for fast and easy connections.
Optional oil cooler unit
Oil cooler unit
The optional oil cooler unit regulates the temperature of the hydraulic fluid for warmer weather implements.
Key Specs
| Unit width | 965 mm 38 in. |
|---|---|
| Unit width with weights | 1,524 mm 60 in. |
| Unit height | 1,321 mm 52 in. |
| Unit length | 762 mm 30 in. |
| Counter weight support | 700, accepts John Deere weights: 19.1 kg 42 lb and 31.8 kg 70 lb |
| Hitch - Category | Category 1 and 2 |
| Quick hitch, Category 2 | Yes |
| PTO horsepower | 26.1-41.8 kW 35-56 hp |
| PTO rpm | 540 rpm |
| Loader (current John Deere series) | 400 |
Dimensions
| Unit width | 965 mm 38 in. |
|---|---|
| Unit width with weights | 1,524 mm 60 in. |
| Unit height | 1,321 mm 52 in. |
| Unit length | 762 mm 30 in. |
Weight
| Operating | 1,177 kg 535 lb |
|---|---|
| Shipping | 1,177 kg 535 lb |
Tractor requirements
| PTO horsepower | 26.1-41.8 kW 35-56 hp |
|---|---|
| PTO rpm | 540 rpm |
| Loader (current John Deere series) | 400 |
Hitch
| Category | Category 1 and 2 |
|---|---|
| Quick hitch, Category 2 | Yes |
Hydraulics
| Relief valve setting | 207 bar 3,000 psi |
|---|---|
| Oil cooler | Standard |
| Flow @ 3000 psi (207 bar) | 75.7 L/min 20 gpm |
| Oil reservoir | 56.8 L 15 U.S. gal. |
| Hose diameter | 19 mm 0.75 in. |
| Tank-mounted strainer | Standard |
| Tank-mounted return filter | Standard, with breather |
| Pump rpm | 1,836 rpm |
Miscellaneous
| Parking stands | Standard |
|---|---|
| Counter weight support | 700, accepts John Deere weights: 19.1 kg 42 lb and 31.8 kg 70 lb |
Shipping
| Configuration | One unit |
|---|
Set-up time
| Labor hours | 1.5-2 |
|---|
Warranty
| Time period (machine) | 1 year |
|---|
Additional information
COME AND SEE US
- 42255 Oberlin Elyria Road
- Elyria, OH 44035
- Get Directions
- 866-542-5625 | 440-322-7064
Or 440-322-8821 - Fax: 440-281-8768
- M-F: 8:00 am - 5:00 pm
- SAT: 8:00 am - 12:00 pm
© Copyright by Polen Implement, Ohio 2026. All rights reserved. Reproduction of material appearing on this Web site is strictly prohibited without written permission.

