Belt Drive Systems
V Belt MD145156 16692 | Matched Set for Mitsubishi L3E
<ul> <li>Set-matched components ship together with dimensional inspection records for overhaul verification.</li> </ul>
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<p>Stop unexpected downtime and belt slippage on your JCB 3CX 215 Hydradig — this <strong>JCB belt tensioner</strong> delivers OEM-equivalent clamping force and automatic adjustment to keep drive belts properly tensioned across varying loads and temperatures.</p> <ul> <li><strong>Direct-fit replacement</strong> for 320/08651 and 320/08657 — no modification, no guesswork, just bolt-on reliability</li> <li>Certified ISO-factory built with hardened pivot bushings and calibrated spring preload — a detail critical for consistent tension retention over 2,000+ operating hours</li> <li>Covers all major JCB backhoe loaders (1400B–217, 3C–4CX) and Hydradig excavators — one part solves multiple fleet maintenance headaches</li> <li>Ships same-day from Guangzhou warehouse — no waiting weeks for OEM backorders or risking counterfeit alternatives</li> </ul>
MOQ
1 Piece
Lead Time
2-5 Business Days
Shipping
120+ Countries
Warranty
3-12 Months
Compatible Brands
| Parameter | Details |
|---|---|
| Part Name | Belt Tensioner |
| Part Number (OEM Reference) | 320/08584, 320/08651, 320/08657, 320/08759, 320/A8586, 320-08584, 320-08651, 320-08657, 320-08759, 320-A8586, 32008584, 32008651, 32008657, 32008759, 320A8586 |
| Brand Compatibility | JCB |
| Machine Model Fitment | JCB Backhoe Loaders: 1400B, 1550B, 1600B, 1700B, 214, 215, 216, 217, 3C, 3CX, 3D, 4CX JCB Excavators: Hydradig JCB ITL Models: 320/20074, 320/40000–320/40360 (Dieselmax Nat Asp & Turbo variants, Tier 3 mechanical) |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original sealed box with anti-rust coating and protective foam |
| Brand | Applicable Models |
|---|---|
| JCB | Backhoe Loaders: 1400B, 1550B, 1600B, 1700B, 214, 215, 216, 217, 3C, 3CX, 3D, 4CX Excavators: Hydradig ITL: 320/20074, 320/40000–320/40360 (including Dieselmax Nat Asp, Turbo, and Tier 3 mechanical variants) |
Every unplanned stoppage on a JCB 3CX or Hydradig costs operators hundreds to thousands in lost productivity per hour. Counterfeit or low-tolerance belt tensioners cause misalignment, pulley wear, and engine overheating — leading to repeat failures within weeks. OEM replacements take 2–4 weeks and cost up to 45% more, delaying critical maintenance during peak season.
This JCB belt tensioner is manufactured in ISO 9001-certified facilities and undergoes full pre-shipment performance testing for correct spring force, pivot rotation torque, and mounting interface accuracy. Designed specifically for high-duty-cycle applications like excavation, backhoe loading, and earthmoving, it maintains consistent belt tension across temperature swings and vibration loads. With 10 years of global export experience and over 10,000 SKUs in stock, XUNPO delivers verified replacement belt tensioner for JCB 3CX 215 Hydradig — no guesswork, no delays.
This JCB 3CX tensioner operates under continuous load in construction sites, quarry operations, municipal infrastructure projects, and port material handling environments. It directly manages drive belt tension for the engine cooling fan, alternator, and hydraulic pump — critical for thermal management and hydraulic system stability. In dusty, high-vibration conditions common with JCB Hydradig excavators, precise tension control prevents slippage-induced heat buildup and premature belt cracking. A genuine JCB 3CX 215 Hydradig belt tensioner ensures uninterrupted operation during multi-shift deployments.
The housing is precision-cast from high-strength aluminum alloy (A380), offering optimal weight-to-rigidity ratio while resisting corrosion from coolant and oil exposure. Internal spring assembly uses grade 60Si2Mn steel with controlled heat treatment (HRC 42–46), ensuring stable preload retention after 50,000+ cycles. Pivot bushings are sintered bronze with PTFE impregnation for dry-start compatibility and low-friction articulation under shock load. Dimensional tolerances conform to ±0.05 mm on all mounting holes and pivot bores — guaranteeing direct interchangeability with OEM part numbers including 320/08651 and 320/08657. Surface finish includes chromate conversion coating (per ASTM B680) for enhanced rust resistance in humid or coastal operating zones.
A $25 substandard tensioner may save upfront but often fails within 200–300 operating hours — triggering secondary damage to belts, pulleys, and even the water pump. Downtime averages $1,200–$2,800 per day for mid-size excavator fleets. Replacing a failed unit twice incurs higher labor, transport, and logistics overhead than one correctly specified part. Our JCB Hydradig belt tensioner meets ISO 5211 and SAE J1927 dimensional and functional standards — reducing total cost of ownership (TCO) by extending service intervals and eliminating repeat callouts. This replacement belt tensioner for JCB 3CX 215 is engineered not just to fit, but to perform reliably across 3,000+ hours of rated life.
— We source exclusively from ISO 9001-certified factories and conduct incoming material inspection on every batch.
— Every JCB belt tensioner undergoes 100% functional verification: spring compression test, pivot rotation torque measurement, and dimensional check before shipment.
— All parts carry a 3–12 month warranty covering manufacturing defects — no questions asked.
— With 10 years’ experience serving repair centers and fleet operators across 120+ countries, our track record is verified by repeat orders from North America, EU, and Southeast Asia.
— Our 20+ technical specialists respond to part verification requests within 2 hours — using OEM service manuals, exploded diagrams, and cross-reference databases.
— Over 10,000 commonly used parts — including this JCB 3CX tensioner — are held in ready-to-ship inventory at our Guangzhou warehouse.
Your JCB 3CX 215 or Hydradig shouldn’t sit idle waiting for parts. Send us your exact part number (e.g., 320/08651), machine model, and required quantity — we’ll issue a competitive quote within 24 hours. First-time buyers can request a sample for physical verification before bulk order. With Guangzhou warehouse stock, your replacement belt tensioner for JCB 3CX 215 ships fast — so your equipment gets back to work without delay.
Q: Is this an original JCB part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket belt tensioner, produced in ISO 9001-certified factories to match OEM specifications for fit, form, and function.
Q: How do I confirm if this tensioner fits my specific JCB machine?
A: Provide your machine’s full model designation (e.g., JCB 3CX 215 Hydradig) and serial prefix if available — our technical team verifies compatibility within 2 hours.
Q: What is the warranty period?
A: 3–12 months, covering manufacturing defects. Defective units are replaced free of charge upon return verification.
Q: What is the minimum order quantity?
A: 1 piece — no exceptions. Ideal for urgent maintenance or compatibility testing.
Q: How long does shipping take?
A: In-stock items ship within 2–5 working days. Express delivery options (DHL/FedEx) typically reach North America/EU in 4–7 days; sea freight timelines vary by port.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request a sample for physical evaluation and fit-check prior to full order.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
<ul> <li>Set-matched components ship together with dimensional inspection records for overhaul verification.</li> </ul>
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View DetailsSend us your inquiry and our technical team will verify the part and provide a competitive quote within 24 hours. MOQ starts from 1 piece.
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