Cross-Reference Shock Absorber Rubber Vibration Mount 358172 4700358172 for Dynapac CA Series

Cross-Reference Verified — Every 358172 and 4700358172 reference is checked against Dynapac CA and SCA serial ranges before dispatch, so the shock absorber rubber vibration mount you receive matches the machine on your site.

Technical Specifications

Application Suitability

Why the Same Part Number Ships in Multiple Variants Across Dynapac Generations

Always confirm by machine model and serial prefix, not by the number stamped on the old cushion damper alone.

A shock absorber rubber vibration mount listed under a single reference can ship in several physical variants across Dynapac CA and SCA roller generations. The embedded steel plate geometry, bolt hole spacing, and rubber durometer may differ between early CA51 production and later CA702 builds, even when the service manual points to the same identifier. I have watched machines sit idle for days because the replacement cushion damper arrived with a slightly offset mounting plate that refused to seat against the chassis bracket. Cross-reference tables copied between sellers carry these errors forward, compounding the problem across the aftermarket supply chain [NEED_CITE: aftermarket cross-reference accuracy standards for compaction equipment parts].

Fitment Range Spans Ten Dynapac Models — With Serial-Level Variants

This cushion damper covers the Dynapac CA51 through CA702 range and the SCA512 and SCA610 variants, but listing a compatible model is only the starting point. Each machine serial prefix corresponds to a specific production configuration that determines the exact mounting interface. The shock absorber rubber vibration mount for Dynapac CA series rollers must match not just the model designation but the build generation, because Dynapac updated chassis mounting points across production runs without always changing the reference number in the parts catalogue. Providing your machine serial number allows verification against the correct variant before anything ships.

Interface Verification Before the Bolt Goes In

The embedded steel mounting plate on this cushion damper carries a zinc coating of at least 12 μm and holds a radial symmetry tolerance of ±0.2 mm. Those figures matter on the shop floor: a plate that is off-center by even a fraction of a millimeter creates uneven loading on the rubber compound, accelerating fatigue cracking at the bond line. Before installation, the bolt hole pattern on the new unit should be compared directly against the removed part, and the plate surface should sit flush against the chassis bracket without shimming [NEED_CITE: vibration mount installation alignment standards for soil compaction rollers]. The SCA610 variant is one I have seen cause trouble — its interface differs subtly from the CA610 equivalent, and assuming cross-compatibility between those two models has led to misaligned mounts and early rubber separation on more than one occasion.

Reading the Specifications That Actually Matter in Service

The Shore A 60±3 hardness rating defines how the natural rubber compound absorbs and dissipates vibrational energy transmitted from the drum axle to the chassis frame. Too soft a compound and the damper bottoms out under the CA702's higher operating mass; too hard and high-frequency vibration passes straight through to the operator station and structural welds. The bond strength exceeding 10 N/mm² per ISO 37 measures how well the rubber adheres to the embedded steel plate under cyclic shear loading — this is the failure mode that causes cushion dampers to delaminate in service rather than wear out gradually. Radial symmetry tolerance at ±0.2 mm ensures the load distributes evenly across the rubber cross-section, preventing the localized stress concentrations that initiate cracking. These parameters together determine whether the shock absorber rubber vibration mount will perform through a full compaction season or require mid-season replacement.

What Happens When the Wrong Variant Gets Bolted On

A cushion damper that physically fits but carries the wrong hardness rating or plate geometry will not fail immediately — it will fail quietly. The rubber compound develops internal heat buildup from mismatched damping characteristics, and micro-cracks propagate from the bond line outward over weeks of operation. By the time the operator notices increased vibration in the cabin or visible cracking at the mount edges, the surrounding chassis fasteners and adjacent brackets have already absorbed excessive cyclic loading [NEED_CITE: vibration-induced fatigue damage in compaction roller structural components]. The cost of pulling a misidentified cushion damper and replacing it correctly includes the second downtime window, the second freight charge, and the machine hours lost during both events.

Why Buyers Source This Cushion Damper Through XUNPO

Selected part lines are produced in our own facility with the remainder sourced from qualified ISO-certified manufacturing partners, so every cushion damper ships under the same quality control and six-month warranty regardless of production origin. The eight-category catalogue means this shock absorber rubber vibration mount can ship alongside engine components, seal kits, and electrical parts in a single consignment rather than split across multiple suppliers. Orders start from one piece, which matters when a single machine is down and the fleet does not need ten spare dampers sitting on a shelf. Part identification works from a part number, a machine model, a photograph of the nameplate, or an image of the old unit — whichever is readable on your site. Cross-reference verification covers both the 358172 and 4700358172 numbers including superseded and alternate designations across Dynapac generations. A sample unit is available for physical fitment confirmation before you commit to fleet-level quantities.

Documentation & Verification

• Commercial invoice and packing list with cushion damper batch traceability
• Part compatibility and cross-reference sheet marking 358172 and 4700358172 as reference only
• Dimensional inspection record covering plate symmetry and rubber hardness verification
• Six-month warranty terms against manufacturing defects on rubber-to-metal bond
• Packing photographs showing individual polybag and anti-vibration foam protection
• HS code and customs documentation support for international shipment of rubber-metal assemblies

Fitment Check Before Installation

• Compare bolt hole pattern on the new cushion damper plate against the removed unit before tightening
• Verify radial symmetry of the embedded steel plate sits within ±0.2 mm using calipers
• Confirm rubber hardness marking matches Shore A 60±3 specification for your specific Dynapac model
• Check zinc coating integrity on the mounting plate surface for corrosion protection continuity
• Conduct a trial fitment with sample units on SCA variants before committing to full fleet orders
• Photograph the installed shock absorber rubber vibration mount to document alignment and seating condition

Start the Fitment Conversation

Provide your Dynapac machine model, serial number prefix, and a photograph of the existing cushion damper or its nameplate so we can verify which variant matches your specific build generation. If the old part number is worn or unreadable, a clear image of the mounting plate and rubber profile is sufficient for cross-reference identification. For fleet operators standardizing aftermarket supply across mixed serial ranges, request a sample unit to confirm physical fitment before placing bulk orders.

Frequently Asked Questions

Q: How do I confirm this vibration mount fits my specific Dynapac CA or SCA model? A: Send us your exact machine model and serial number prefix. We cross-reference both 358172 and 4700358172 against your build generation to verify mounting plate geometry, bolt pattern, and rubber hardness specification. Model compatibility alone is not sufficient because Dynapac updated interfaces across production runs.

Q: My old part shows a different number — is 358172 or 4700358172 the correct replacement? A: Both numbers can be valid depending on your machine generation and production serial range. Send a photograph of the old part along with the machine serial plate. We verify which reference applies to your specific build and confirm whether your number has been superseded or remains current for your configuration.

Q: Why are there two reference numbers for what looks like the same mount? A: Dynapac assigned different reference numbers across production periods and model variants. The physical dimensions and interface details may differ between variants that appear identical in photographs. We check both numbers against your machine serial range to identify the correct cushion damper variant before shipping.

Q: I only have the machine model, no readable part number — can you still identify the correct part? A: Yes. Provide the machine model and a photograph of the nameplate or the removed cushion damper. We use the model designation and serial prefix to locate the correct variant, then confirm mounting interface details against our cross-reference records before confirming fitment.

Q: Can I get a sample to test fitment before ordering for my whole fleet? A: Sample units are available for physical fitment validation before you commit to fleet-level quantities. This is especially important for SCA variants where interface details may differ from the equivalent CA model. Fit the sample, confirm alignment and bolt pattern, then proceed with confidence on the full order.