New 9D5496 Mounting Assem Replacement suitable for Caterpillar Equipment
- New Mounting Assem Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 9D5496 Mount-rubber
▶Specification for 9D5496 Mount-rubber
▶Exact Fit Guarantee for 9D5496 Mount-rubber
▶| Models | 621B, 623B, 627B, 641B, 651E, 657B, 657E, 657G |
|---|---|
| Dimensions | 2.76x2.36x2.95 |
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Frequently Asked Questions
What is the Caterpillar Mounting Assembly 9D5496?
The 9D5496 is a mounting assembly used to secure and isolate components — such as the engine, cab, or auxiliary equipment — from the machine's frame. It typically incorporates rubber isolators or metal brackets to absorb vibration and prevent stress cracking in adjacent structures.
What equipment uses the 9D5496 mounting assembly?
This mounting assembly is used across a range of Caterpillar equipment platforms. Check your machine's parts manual for compatibility, or contact Propel Parts for help verifying fitment with your specific model.
How do I know when the mounting assembly needs replacement?
Common symptoms include:
- Excessive vibration transmitted to the cab or frame
- Visible cracking or separation of rubber isolator elements
- Unusual noise or movement of mounted components
- Structural cracking in areas near the mount
Delayed replacement can cause accelerated wear on nearby components and expensive structural damage.
What materials make up the 9D5496 mounting assembly?
Mounting assemblies typically combine steel structural elements with bonded rubber isolators. The 9D5496 from Propel Parts is manufactured to meet or exceed OEM specifications for load rating, vibration damping, and dimensional accuracy.
Is the 9D5496 a high-quality aftermarket replacement?
Yes. Propel Parts offers the 9D5496 as a premium aftermarket mounting assembly that meets or exceeds OEM expectations for vibration isolation and structural integrity in Caterpillar equipment applications.
Browse our full selection of engine mounts for Caterpillar equipment to find the right mounting solution.
How do I install the 9D5496 mounting assembly?
Ensure the mating surfaces are clean and free of debris. Align the assembly correctly before threading fasteners. Torque all bolts to the specification in your service manual — over-torquing can crush rubber isolators and reduce their damping effectiveness.
What other parts are commonly replaced with the mounting assembly?
When replacing a mounting assembly, inspect all mounting bolts, nuts, and washers for wear or corrosion and replace them as needed. This ensures the full assembly is sound and the new mount performs as intended.
Find all related engine hardware in our engine parts catalog.
This 9D5496 Mount-rubber is compatible with the following models:
621B, 623B, 627B, 641B, 651E, 657B, 657E, 657G & more...

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.

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.

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.
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