Worldwide Shipping 
3t1446 Pump G for CAT D7H, D6H XR, 3306 & more
- Pump G Replacement suitable for Caterpillar Equipment
- Made to USA Specification
Buy with Confidence: All parts are covered by our warranty
4.7
(Site rating)Description for 3T1446 Gear Pump
▶Specification for 3T1446 Gear Pump
▶Exact Fit Guarantee for 3T1446 Gear Pump
▶| Models | D6H, D7H, D6H XR, 3306, 6A, 6S, 6SU, 7A, 7S, 7SU, 7U, 6, 7 |
|---|---|
| Dimensions | 17.72x12.99x12.99 |
-
Original Review (Spanish)
Si necesitas piezas de repuesto a buen precio para tu m?quina grande y quieres un servicio al cliente atento, esta tienda es una muy buena opci?n.
English Translation
If you need affordable replacement parts for your heavy equipment and want attentive customer service, this store is a very good option. -
Great company with outstanding customer service. Always get answers to my questions and always get my order to me quickly!
-
Great Customer Service!
Had some difficulties with the website. Contacted customer service. Once I communicated the issues I was having Steven worked through getting my order processed and making sure I got my receipt and all issues resolved. Perfect! -
Excellent experience.
Mike has been very helpful. I am looking forward to keep doing business with them -
Great service They respond back very fast always try…
They respond back very fast always try there best to get what I need
Very friendly
Prices are reasonable
If there is a problem they fix it
Been working with them 4 years and hopefully many more
Frequently Asked Questions
What is the function of the 3T1446 Pump G?
The 3T1446 Pump G is a hydraulic gear pump that pressurizes and circulates hydraulic fluid in heavy equipment systems. It converts mechanical power from the engine into hydraulic energy, enabling functions like power steering, blade movement, and other hydraulic operations.
How do I install the 3T1446 Pump G?
Here’s a general guide for proper installation:
- Turn off the engine and safely relieve any hydraulic pressure.
- Disconnect hydraulic lines, linkages, and electrical connections from the old pump.
- Remove mounting bolts and take out the old pump.
- Clean the mounting surface and install the new 3T1446 Pump G in place, aligning it with mounting holes.
- Secure bolts to the torque values in your service manual, reconnect the hoses and lines, and refill hydraulic fluid.
- Start the machine and check for proper operation and leaks.
Which machines or systems use the 3T1446 Pump G?
The 3T1446 Pump G is compatible with a range of Caterpillar tractors and track-type tractors including models like D6H, D7H, D6H XR, and others powered by the Cat 3306 engine where this part number is specified. Check your manual or reach out to Propel Parts for help verifying fitment.
Does the 3T1446 Pump G meet performance expectations?
Yes, the 3T1446 Pump G is built to meet or exceed OEM specifications for fit and performance, ensuring it matches the durability and output of the original part. Quality checks help confirm reliable hydraulic flow and pressure consistency.
How often should a pump like the 3T1446 be inspected or replaced?
Hydraulic pumps should be inspected during routine maintenance or if you notice performance issues. Look for signs such as reduced hydraulic response, unusual noise, or fluid leaks. Replace the pump if its efficiency drops or it shows signs of wear to avoid further damage.
What are common signs that the 3T1446 Pump G needs replacement?
Typical indicators include:
- Reduced hydraulic power or slower actuator movement
- Unusual whining or grinding noises from the pump area
- Visible hydraulic fluid leaks
- Overheating of the hydraulic system
Why is using a quality hydraulic pump important for equipment performance?
A quality hydraulic pump helps ensure consistent fluid flow and pressure to critical systems like steering, lift, and traction functions. Using parts that meet or exceed OEM expectations improves reliability, reduces the risk of hydraulic failures, and contributes to long-term equipment durability.
This 3T1446 Gear Pump is compatible with the following models:
D6H, D7H, D6H XR, 3306, 6A, 6S, 6SU, 7A, 7S, 7SU, 7U, 6, 7 & more...
Shipping
We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.
We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.
Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.
Easy Returns
Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.
Warranty
Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.
1 YEAR UNLIMITED WARRANTY
ORDER BY 3PM EST. EXCL. WEEKEND
NO CORE OR EXCHANGE CHARGES
EASY RETURNS & FAST REFUNDS
