Alternator multi-groove belt suitable for JCB 3CX 4CX
JCB

Alternator multi-groove belt suitable for JCB 3CX 4CX

Catalog number:SKX491133D Nr OEM:320/08598 Manufacturer:JCB
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Alternator Multi-Groove Belt (8PK1835) suitable for JCB - 320/08598

Technical Specification and Compatibility

An essential engine component, the 320/08598 multi-groove belt (8PK1835) by GX-AFTER. This is a key drive belt for JCB 3CX and 4CX machines (produced after 2005) and many others equipped with the JCB DieselMax / EcoMax engine. This belt transfers drive from the crankshaft pulley to the alternator, water pump, and other accessories. Its precise dimensions (8 grooves, 1835 mm length) ensure a perfect fit and quiet operation.

Part Number: 320/08598
Type: Multi-Groove Belt (Micro-V / Poly-V)
Designation: 8PK1835 (8 Grooves / Ribs)
Length: 1835 mm
Engine Compatibility: JCB DieselMax / EcoMax (post 2005)

GX-AFTER is the smart choice for your machine. We provide high-class replacements that combine excellent quality with an attractive price. Each part is carefully verified to ensure full compatibility and reliability you can depend on.

Features of the 320/08598 V-Belt

High Durability: Made from modern EPDM rubber compound resistant to cracking, abrasion, high temperatures, and oil.
Stable Drive: Eight grooves (8PK) provide a large contact area and efficient torque transfer without slippage.
Quiet Operation: Flexible construction and precise profile minimize vibration and squeal typical of worn belts.
Low Stretch: Internal polyester or aramid cords prevent excessive stretching, maintaining constant tension.

Application in machinery

Category Series Model and Year
Backhoe Loaders 3C / 3CX 214e/3CX (2005-2014), 3C (2006-2008), 3CX (2004-2010), 3CX SUPER (2009-2010), 3CX TURBO (2005-2010), 3CX TURBO PRECISION CONTROL (2005-2010), Centremount/Sideshift (Direct Control, Advanced Easycontrol, 2WS/AWS) (2008-2022)
Backhoe Loaders 2CX 2CX (2006-2014), 2CX UTILITY (2006-2011), 2CX-AIRMASTER (2006-2015), 2CXL (2006-2011), 2CXS (2010-2014), 2CXSL, 2CX-SM (2006-2015)
Telehandlers (Loadall) 524-527 Series 524-50 (2007-2008), 527-55 (2007-2008), 527-55S (2007-2008)
Military Products Standard Military 524-50M (2007)
Site Dumpers 6-9 Tonne 6TFT (2015-2017), 6TST (2015-2017), 9TFT (2015-2017), 9TST (2016-2017)
Generators G*RS (Rental) G70RS T4F (2019-2022)
JCB Engines DieselMax (320/4xxxx) e.g., 320/40000, 320/40013, 320/40030, 320/40034, 320/40057, 320/40077, 320/40259, 320/40404, etc.
JCB Engines EcoMax (320/5xxxx) e.g., 320/50013, 320/50016, 320/50017, 320/50018, 320/50973, Dressed Dieselmax, ecoMax, etc.

The list above is for reference. This belt (320/08598) is used on JCB machines with JCB DieselMax / EcoMax engines (post-2005).

Related Parts and Hardware

When replacing a multi-groove belt, we strongly recommend inspecting the condition of the belt tensioner and all idler pulleys. Worn bearings in the pulleys or a weak tensioner will destroy a new belt.

⚠️ Safety Warning

A failure of the 320/08598 belt leads to an immediate stoppage of the alternator (loss of charging) and the water pump (loss of cooling). Ignoring the charging warning light and continuing to work will lead to rapid overheating and engine seizure within minutes, resulting in a very costly repair.

Part Role in the Machine and Failure Diagnostics

The 8PK1835 multi-groove belt transfers drive from the engine's crankshaft pulley to key accessories. Its main job is to simultaneously drive the alternator (which charges the battery) and the water pump (which circulates coolant). In some configurations, it may also drive the fan or A/C compressor.

  • › Loud squeal or whistle from the engine, worse on startup or acceleration (belt slip).
  • › Visible cracks, fraying, or missing pieces of the ribs on the belt.
  • › Charging warning light (red battery icon) illuminates on the dashboard.
  • › Sudden rise in engine temperature (indicates water pump is not turning).
  • › Uneven running or "wobbling" of the belt (sign of a bad tensioner or pulley).

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🔧 Expert Guide: Key Installation Tips

  1. Replace the Kit: Always replace the belt along with the tensioner and idler pulleys. A worn bearing in a pulley will seize and destroy the new belt.
  2. Check Pulleys: Before installing the new belt, check that the grooves on all pulleys (crank, alternator, pump) are clean and undamaged.
  3. Correct Tension: Use the correct tool to release the tension on the automatic tensioner. Ensure the belt is perfectly seated in all grooves.
  4. Belt Direction: For multi-groove belts, the direction of rotation usually does not matter unless arrows are printed by the manufacturer.
  5. Check After Starting: After starting the engine, visually check that the belt is running true and not "jumping" or squealing.

Frequently Asked Questions (FAQ)

What does 8PK1835 mean?

This is the standard belt designation. 8PK means the belt has 8 grooves (or ribs). 1835 is its effective length in millimeters (1835 mm).

Does this belt fit a Perkins engine (e.g., in an older 3CX)?

No. This belt (320/08598) is specifically for machines with the JCB DieselMax or JCB EcoMax engine (usually post-2005). Older machines with Perkins engines have a completely different accessory drive and use different belts.

My belt squeals on startup. Do I need to replace it?

Squealing is usually a sign of the belt slipping. This can be caused by wear (hardened rubber), cold weather, or, more likely, a faulty automatic tensioner that is not providing enough pressure. Replacing only the belt without checking the tensioner will usually only solve the problem for a short time.

Question mark

Do you have doubts or need confirmation to avoid costly downtime? Call us. Our experts will help you select the right part to get your equipment back to work as quickly as possible.

JCB
SKX491133D
320/08598
0.22 kg

Data sheet

SUITABLE FOR
JCB
MACHINE TYPE
BACKHOE LOADER
TELESCOPIC HANDLER
OEM NUMBERS
320/08598
ENGINE
JCB DIESELMAX
JCB ECOMAX
LENGTH (MM)
1835

Specific References

MPN
320/08598
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Alternator multi-groove belt suitable for JCB 3CX 4CX

Catalog number: SKX491133D
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Manufacturer

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57A
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100

Responsible person

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57A
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100
gross price

281.67 zł

net price
229,00 zł
Available in large quantity Temporarily unavailable
229,00 zł
net price

281.67 zł

gross price
Nie możesz dodać więcej produktów
  • You will receive 23 points, it gives you 9.20 zł
  • Lowest price from 30 days before the discount: 281.67 zł
    PRODUCT SPECIFICATION
    SUITABLE FOR
    JCB
    MACHINE TYPE
    BACKHOE LOADER
    TELESCOPIC HANDLER
    OEM NUMBERS
    320/08598
    ENGINE
    JCB DIESELMAX
    JCB ECOMAX
    LENGTH (MM)
    1835

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    WE OFFER PRODUCTS OF THE BEST BRANDS

    SERWIS KOP Sp. z o.o. Sp.k.
    ul. Podkarpacka 57A, 35-082 Rzeszów
    NIP: 813-352-97-49 REGON: 180286726

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    Order pick-up - Monday - Friday (8:00 AM – 4:30 PM)

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