Daniel
Bought this to replace my old stanley power unit. They're quite similar obviously in that they do the same thing but these do just seem to be built a bit better and sound better too.
Gas Hydraulic Power Units
Hover to zoom
Gas Hydraulic Power Units
G-18D55-63-W
10 GPM Gas Hydraulic Power Unit — 18 HP, Dual Circuit (5+5)
18 HP · Gas · Wheeled frame · For jackhammers, breakers & hydraulic tooling
5.0
$8,250
Price excl. tax. Free Freight, US Lower 48
In stock
· Ships in 1–2 business days
Flow rate
5 + 5 GPM (dual, combinable to 10)
Working pressure
2,000 PSI
Horsepower
18 HP
Fuel / power
Gas Hydraulic Power Units · Briggs & Stratton
Frame
Wheeled
Dry weight
318 lb
$8,250
Secure checkout
CardsAmazon PayApple PayCash App PayGoogle PayLinkMB WAYSatispayBancontactBLIKEPSAffirmKlarnaPix
1-year warranty
US service network
US-based support
Free freight — US lower 48
Overview
The HydraTough G-18D55-63-W is a 10 GPM gas hydraulic power unit developed for hydraulic tool applications requiring flexible hydraulic output. Powered by an 18 HP Briggs & Stratton engine, the unit features two independent 5 GPM circuits that can operate separately or together, or be combined to supply a single circuit at 10 GPM. The wheeled frame configuration supports portability across any jobsite. In stock and ships from US warehousing within 1-2 business days.
Model decoder
HydraTough model numbers identify the unit's configuration — fuel, horsepower, pump setup, flow and frame.
G-18D55-63-W
- G
- Gas engine
- 18
- 18 HP
- D
- Dual circuit
- 55
- Two 5 GPM circuits
- 63
- Dual combine flow
- W
- Wheel frame
Technical specifications
Model number
G-18D55-63-W
Fuel type
Gas Hydraulic Power Units
Working pressure
2,000 PSI
Horsepower
18 HP
Engine
Briggs & Stratton
Circuit type
Dual circuit
Frame
Wheeled
Dry weight
318 lb
Flow rate
5 + 5 GPM (dual, combinable to 10)
Relief valve setting
2,150 PSI
Engine / motor model
356447-0080-G1
Flow configuration
Dual (combine)
Dimensions (L×W×H)
42.5" × 31.12" × 31.25"
Hydraulic fluid capacity
5 gal
Fuel tank capacity
5 gal
Max RPM
3,600
Coupling type
3/8" HTMA]
Warranty period
1 year
Product information
This portable gas hydraulic power unit runs hydraulic tools across demanding job-site conditions. The wheeled frame moves easily over rough ground, and the 5 + 5 GPM (dual, combinable to 10) output matches a range of tools. Compare flow rate, horsepower, and circuit type against your tools to confirm fit.
Applications
Jackhammers
Hydraulic breakers
Underground boring
Hydraulic excavation
Oilfield
Designed to be serviced
Every HydraTough unit is built for straightforward field servicing. Parts are stocked in the US. Manuals are free — no account or registration required.
How we stack up
HydraTough vs typical competitors.
Feature / benefit
HydraTough
Typical competitors
Flow performance
HydraTough
Tested to hit rated GPM at rated PSI
Typical competitors
Often rated on paper, not verified under load
Component access / maintenance
HydraTough
Open access to hydraulic components for easy maintenance
Typical competitors
Components frequently enclosed, harder to service
Fuel tank
HydraTough
Large EPA-compliant 5-gallon tank (Prowler frame)
Typical competitors
Smaller tanks, more frequent refueling
Lead time
HydraTough
Ships in 1–2 business days on standard models
Typical competitors
Often multi-week lead times
Customization
HydraTough
Custom units built to spec available upon request
Typical competitors
Standard configurations only
Reviews
What crews say after the job.
FAQs
Frequently asked questions
Still not sure if this is the right unit? Our US-based team can help you match it to your tools.
Talk to usBuilt for jackhammers, hydraulic breakers, underground boring, hydraulic excavation, oilfield.
G = gas engine, 18 = 18 hp, D = dual circuit, 55 = two 5 GPM circuits, 63 = dual combine flow, W = wheel frame.
Yes — it's wheeled and weighs 318 lb, built to move around a site.
In-stock units ship from US warehousing in 1–2 business days.
Standard units are direct purchase. For custom specifications, visit our custom units page (/products/custom).
Yes, quick connect couplers can be removed or replaced with customer specified couplers.
More gas hydraulic power units power units.
Gas Hydraulic Power Units Unit
Honda 
Gas Hydraulic Power Units Unit
Gas Hydraulic Power Units Unit