05G Shaft Seal Crankshaft Compressor Kit 17-44145-00 for Carrier Optima Supra Ultima Ultra
Restore reliable performance to your Carrier refrigeration system with the 05G Shaft...
Stock availability confirmed before payment and dispatch scheduled within the same business day.
Immediate Dispatch Available — Guangzhou warehouse holds new aftermarket camshaft bearing sets for Isuzu 4HK1 and 6HK1 applications, confirmed before payment and shipped within the same cycle.
| Parameter | Value |
|---|---|
| Part Number | 8973861890 |
| Product Type | Camshaft Bearing |
| Cross-Reference (reference only) | 8-97386189-0, 8-97386-189-0, 8973569390, 8-97356939-0, 8973861891, 8976026990, 8943903110, 8943903111 |
| Machine Fitment | Hitachi ZX170W-3, ZX200-3, ZX210-3, ZX240-3, ZX250LC-5B, ZX270-3, ZX330-3, ZX350-3, ZX350-5G, ZAXIS210-5N, ZAXIS350LC-6N and related ZAXIS series |
| Compatible Engine | Isuzu 4HK1, 6HK1, 4HK1-XZSA03, 6HK1XASA02, 6HK1 TIER3, UM6HK1 and related variants |
| Condition | New Aftermarket |
| Warranty | 3-12 months against manufacturing defects |
| Failure Symptom | Replacement Urgency |
|---|---|
| Low oil pressure at cam journals during teardown | Immediate — engine block already open, machine idle on site |
| Excessive camshaft end play detected on inspection | High — workshop turnaround deadline approaching |
| Scored bearing surfaces found during top-end rebuild | Same-day dispatch required to avoid second teardown |
| Camshaft seizure after previous rebuild with mismatched bearings | Critical — contractor facing project penalty for downtime |
A camshaft bearing set in stock fast shipping gets the block closed and the engine running while other suppliers are still quoting lead times.
When an excavator sits in a workshop with the cylinder head off and the camshaft pulled, every hour of waiting is paid for by the machine owner. Suppliers who require minimum order quantities or multi-week production runs turn a two-day overhaul into a two-week standstill. A camshaft bearing set in stock fast shipping eliminates that gap — the part is picked, packed and handed to the courier while the machinist is still checking journal clearances [NEED_CITE: typical excavator engine overhaul downtime cost per day].
This camshaft bearing set for Isuzu 4HK1 and 6HK1 engines is held on the shelf in our Guangzhou warehouse, not scheduled against a production run. When you send an enquiry, we confirm stock status before you commit payment — no back-order surprises after the block is already stripped. A camshaft bearing set in stock fast shipping only matters if the part number actually matches your engine build, so we verify the cross-reference against your machine model or a photograph of the existing bearing before dispatch.
Once the set is confirmed, we quote express, air and sea options with estimated arrival windows on the same document. A single camshaft bearing set ships as one small parcel — no pallet minimums, no consolidation waits. For a workshop in Southeast Asia, express typically arrives within days; air freight covers longer distances within a predictable window; sea freight suits planned overhauls where the engine is not yet torn down [NEED_CITE: international aftermarket parts freight options and transit comparisons]. The tracking number goes out the same day the parcel leaves the warehouse.
The bearing shells in this set are manufactured to match the journal diameter specifications of the Isuzu 4HK1 and 6HK1 crankcase configurations. Proper oil film thickness depends on the clearance between the camshaft journal and the bearing inner surface — too tight and the bearing starves; too loose and pressure drops across the gallery. The bearing material is selected for the thermal load and rotational speed typical of these mid-range diesel engines, where camshaft speeds are gear-driven and oil supply comes from the main gallery. Using a bearing set matched to the correct engine variant ensures the oil pressure reading on the dash returns to normal after reassembly.
Sending the wrong camshaft bearing set to a workshop means the machinist discovers the mismatch only when the block is bare and the old bearings are already out. The engine cannot be reassembled, the machine cannot move, and the next shipment may take days or weeks depending on the supplier's stock position. A camshaft bearing set in stock fast shipping still arrives late if the part number was wrong — which is why we insist on photo verification or machine serial confirmation before the parcel is sealed [NEED_CITE: aftermarket parts identification error rate in heavy equipment repair].
Our Guangzhou warehouse carries camshaft bearing sets for the 4HK1 and 6HK1 platforms alongside other engine internal components, so a complete overhaul list can ship from one account under one warranty. Minimum order is one set — there is no quantity threshold blocking an emergency single-piece purchase. We identify the correct set from a part number, a machine model plate, or a clear photograph of the old bearing when the nameplate is unreadable. Cross-reference verification covers superseded numbers so an older reference still resolves to the correct current set. A sample can be dispatched for fitment confirmation before a bulk commitment is made.
Send the part number you are replacing, your Hitachi ZAXIS machine model, or a photograph of the engine nameplate — even if it is worn or painted over. We will confirm whether this camshaft bearing set is in stock, which freight option reaches you fastest, and when you can expect the parcel at your workshop door.
Q: Is this camshaft bearing set in stock right now? A: Yes, the camshaft bearing set for Isuzu 4HK1 and 6HK1 engines is held in our Guangzhou warehouse. Stock status is confirmed at the time of your enquiry, before payment is requested. If your engine variant requires a specific build, we verify against your machine model before committing the set to your order.
Q: Can I order just one set for an emergency repair? A: The minimum order is one set. There is no quantity threshold that blocks a single-piece emergency purchase. Whether you need one set for a machine already down or several sets for a fleet overhaul programme, each order ships from the same stock on the same terms.
Q: How fast can it arrive at my workshop? A: Freight options — express, air or sea — are quoted with estimated arrival windows on our initial response. Express typically reaches regional destinations within days. The tracking number is issued the same day the parcel leaves the warehouse so you can plan the machinist's schedule around the delivery.
Q: My engine nameplate is gone — how do I confirm the right set? A: Send a photograph of the old bearing, the machine model plate on the excavator frame, or the engine serial number if it is still legible. We cross-reference against the known variants of the 4HK1 and 6HK1 platforms to confirm the correct set before it ships.
Q: What if the set arrives and does not match? A: If the bearing set does not match the confirmed specification, contact us with photographs and we resolve the issue under the warranty terms stated on your commercial invoice. Pre-dispatch photo verification is our standard process to prevent mismatches before they happen.
Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.
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