





Product Description
Danuser | Hammer Hydraulic Post Driver Mt (Complete Kit) | Model SM40 | Width 25.5" | Oil Flow Range 12-30 GPM | For Skid-Steers
DESCRIPTION
The Danuser SM40 Hydraulic Post Driver is a powerful, high-impact tool designed to drive anything from T-posts to railroad ties with precision and efficiency. Delivering 82,000 lbs. of impact force at 35 strokes per minute, this low-maintenance drop hammer system ensures deep penetration and reliable installation. Equipped with a grapple for one-person operation and a tilt feature for uneven terrain, the SM40 streamlines post-driving, allowing operators to secure posts without leaving their seat. Ideal for fencing, guard rails, sign posts, and construction, this attachment is a must-have for contractors, farmers, and industrial users.
Key Features
- Maximum Driving Force: Delivers 82,000 lbs. of impact force with 1,709 ft.-lbs. of impact energy.
- High-Speed Performance: Operates at 35 strokes per minute, ensuring fast installation.
- Versatile Post Compatibility: Drives T-posts, pipe fence, tent stakes, railroad ties, guardrails, and median dividers.
- Efficient Grapple System: Allows one-person operation, picking up posts without leaving the seat.
- Precision Tilt Function: Up to 20° left or right, perfect for uneven terrain.
- Heavy-Duty Hammer: Factory standard 300 lb. (expandable to 500 lb.) for enhanced force.
- Low-Maintenance Design: No springs, hydraulic cylinders, or return lines, reducing maintenance time.
- Wide Hydraulic Compatibility: Operates at 1,500-3,000 PSI, supporting 12-30 GPM flow rates.
- Durable Construction: Weighs 1,245 lbs., ensuring long-lasting reliability.
Host Machines
Name | Photo (if available) |
---|---|
ASV RT 135 HIGH FLOW | ![]() |
ASV RT120 HIGH FLOW | ![]() |
ASV RT75 HIGH FLOW | ![]() |
ASV RT75 STANDARD FLOW | ![]() |
ASV VT70 HIGH FLOW | ![]() |
ASV VT70 STANDARD FLOW | ![]() |
ASV VT75 STANDARD FLOW | ![]() |
BOBCAT T62 HIGH FLOW | ![]() |
BOBCAT T62 STANDARD FLOW | ![]() |
BOBCAT T64 HIGH FLOW | ![]() |
BOBCAT T64 STANDARD FLOW | ![]() |
BOBCAT T66 HIGH FLOW | ![]() |
BOBCAT T66 STANDARD FLOW | ![]() |
BOBCAT T740 HIGH FLOW | ![]() |
BOBCAT T740 STANDARD FLOW | ![]() |
BOBCAT T76 HIGH FLOW | ![]() |
BOBCAT T76 STANDARD FLOW | ![]() |
BOBCAT T770 HIGH FLOW | ![]() |
BOBCAT T770 STANDARD FLOW | ![]() |
BOBCAT T870 HIGH FLOW | ![]() |
BOBCAT T870 STANDARD FLOW | ![]() |
CASE TR270 HIGH FLOW | ![]() |
CASE TR270 STANDARD FLOW | ![]() |
CASE TR310 HIGH FLOW | ![]() |
CASE TR310 STANDARD FLOW | ![]() |
CASE TR340 ENHANCED HIGH FLOW | ![]() |
CASE TR340 STANDARD FLOW | ![]() |
CASE TV370 HIGH FLOW | ![]() |
CASE TV370 STANDARD FLOW | ![]() |
CASE TV450 ENHANCED HIGH FLOW | ![]() |
CASE TV450 STANDARD FLOW | ![]() |
CAT 255 HIGH FLOW | ![]() |
CAT 255 STANDARD FLOW | ![]() |
CAT 255 XPS HIGH FLOW | ![]() |
CAT 265 HIGH FLOW | ![]() |
CAT 265 STANDARD FLOW | ![]() |
CAT 265 XPS HIGH FLOW | ![]() |
CAT 275 HIGH FLOW | ![]() |
CAT 275 STANDARD FLOW | ![]() |
CAT 275 XE HIGH FLOW | ![]() |
CAT 275 XE STANDARD FLOW | ![]() |
CAT 275 XE XPS HIGH FLOW | ![]() |
CAT 275 XPS HIGH FLOW | ![]() |
CATERPILLAR 257 STANDARD FLOW | ![]() |
CATERPILLAR 289 HIGH FLOW | ![]() |
CATERPILLAR 299 D3 XE | ![]() |
CATERPILLAR 299 HIGH FLOW | ![]() |
CATERPILLAR 299 STANDARD FLOW | ![]() |
CATERPILLER 259 HIGH FLOW | ![]() |
CATERPILLER 259 STANDARD FLOW | ![]() |
CATERPILLER 279 STANDARD FLOW | ![]() |
CATERPILLER 289 STANDARD FLOW | ![]() |
JOHN DEERE 317G STANDARD FLOW | ![]() |
JOHN DEERE 325G HIGH FLOW | ![]() |
JOHN DEERE 325G STANDARD FLOW | ![]() |
JOHN DEERE 331 P HIGH FLOW | ![]() |
JOHN DEERE 331 P STANDARD FLOW | ![]() |
JOHN DEERE 331G HIGH FLOW | ![]() |
JOHN DEERE 331G STANDARD FLOW | ![]() |
JOHN DEERE 333 P HIGH FLOW | ![]() |
JOHN DEERE 333 P STANDARD FLOW | ![]() |
JOHN DEERE 333G HIGH FLOW | ![]() |
JOHN DEERE 333G STANDARD FLOW | ![]() |
JOHN DEERE 335 P HIGH FLOW | ![]() |
JOHN DEERE 335 P STANDARD FLOW | ![]() |
KUBOTA SSV65F HIGH FLOW | ![]() |
KUBOTA SVL75 HIGH FLOW | ![]() |
KUBOTA SVL75 STANDARD FLOW | ![]() |
KUBOTA SVL90 HIGH FLOW | ![]() |
KUBOTA SVL90 STANDARD FLOW | ![]() |
KUBOTA SVL95 HIGH FLOW | ![]() |
KUBOTA SVL95 STANDARD FLOW | ![]() |
KUBOTA SVL97 HIGH FLOW | ![]() |
KUBOTA SVL97 STANDARD FLOW | ![]() |
MUSTANG 1650RT STANDARD FLOW | |
MUSTANG 1850RT STANDARD FLOW | ![]() |
MUSTANG 2150RT HIGH FLOW | ![]() |
MUSTANG 2150RT STANDARD FLOW | ![]() |
MUSTANG 2550RT HIGH FLOW | ![]() |
MUSTANG 2550RT STANDARD FLOW | ![]() |
MUSTANG 3200VT HIGH FLOW | ![]() |
MUSTANG 3200VT STANDARD FLOW | ![]() |
NEW HOLLAND C332 HIGH FLOW | ![]() |
NEW HOLLAND C332 STANDARD FLOW | ![]() |
NEW HOLLAND C334 HIGH FLOW | ![]() |
NEW HOLLAND C345 HIGH FLOW | ![]() |
NEW HOLLAND C345 STANDARD FLOW | ![]() |
NEW HOLLAND C362 HIGH FLOW | ![]() |
TAKEUCHI TL10 HIGH FLOW | ![]() |
TAKEUCHI TL10V2 STANDARD FLOW | ![]() |
TAKEUCHI TL12 HIGH FLOW | ![]() |
TAKEUCHI TL12R2 STANDARD FLOW | ![]() |
TAKEUCHI TL6R STANDARD FLOW | ![]() |
TAKEUCHI TL8 HIGH FLOW | ![]() |
TAKEUCHI TL8R2 STANDARD FLOW | ![]() |
WACKER NUESON ST28 HIGH FLOW | ![]() |
WACKER NUESON ST28 STANDARD FLOW | ![]() |
WACKER NUESON ST31 HIGH FLOW | ![]() |
WACKER NUESON ST31 STANDARD FLOW | ![]() |
WACKER NUESON ST35 HIGH FLOW | ![]() |
WACKER NUESON ST35 STANDARD FLOW | ![]() |
WACKER NUESON ST40 HIGH FLOW | ![]() |
WACKER NUESON ST40 STANDARD FLOW | ![]() |
WACKER NUESON ST45 HIGH FLOW | ![]() |
WACKER NUESON ST45 STANDARD FLOW | ![]() |
WACKER NUESON ST50 HIGH FLOW | ![]() |
WACKER NUESON ST50 STANDARD FLOW | ![]() |
Detailed Specifications
Feature | Specification |
---|---|
Manufacturer | Danuser Machine Company |
Model | SM40 Hydraulic Post Driver |
Part Number | 21003L |
Post Compatibility | T-posts to railroad ties |
Impact Force per Stroke | 82,000 lbs. |
Impact Energy per Stroke | 1,709 ft.-lbs. |
Length of Stroke | 40 inches |
Hammer Weight | 300 lbs. (expandable to 500 lbs.) |
Strokes per Minute | 35 |
Tilt Capability | 20° left or right |
Overall Length | 45.5 inches |
Overall Width | 25.5 inches |
Overall Height | 64 inches |
Machine Weight | 1,245 lbs. |
Hydraulic Requirements | 1,500 - 3,000 PSI, 12-30 GPM |
Maximum Post Width | 8.5" x 9.25" |
Manuals & Documents
General Warranty Info:
- Ripping It Outdoors works closely with our manufacturers to supply and support your products warranty needs as best as possible!
- The majority of products come with a manufacturer represented warranty against manufacturing defects for at least a 12 month period after the date of sale.
- Expendable components and "wear parts" including but not limited to blades, knives, teeth, oil, chain sprockets, skid shoes, knife mounting discs, and similar components are usually excluded from manufacturer warranties.
- Please reach out to us for any specific warranty information needed about products and parts you can’t find!
Videos
Shipping
General Shipping Info:
- Instantly calculate shipping quotes to the lower 48 states by 1. adding this product to your cart, 2. click continue to the checkout page and 3. enter your shipping address to check rates. Contact us for quotes for shipping to Hawaii, Alaska, Canada, Mexico and Internationally.
- Complimentary lift gate service on all freight shipments where it’s possible. We guarantee safe delivery!
- Low shipping rates for customers. We have negotiated the best possible rates for customers from our trusted carriers (ODFL, ESTES, UPS, and FedEx).
- Negotiate shipping rates if you think we can do better please reach out. Keep in mind some shipping rates also include assembly & configuration as well!