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Alternator Adjusting Bolt 4HK1 4HK1-TCS Tensioner Bolt For ISUZU 700P NPR 8980757620 8-98075762-0 video

Alternator Adjusting Bolt 4HK1 4HK1-TCS Tensioner Bolt For ISUZU 700P NPR 8980757620 8-98075762-0

This high-quality Alternator Adjusting Bolt, featuring OE numbers 8980757620 and 8-98075762-0, is custom-designed for 700P NPR trucks equipped with the ISUZU 4HK1-TCS engine. Precision-crafted from high-strength steel, the product is treated with a yellow zinc-plated anti-corrosion and anti-rust coating. This specialized finish provides exceptional weather and wear resistance, ensuring the assembly can easily withstand the high temperatures and constant mechanical vibrations found within the engine compartment. The threaded rod and sliding block design allow for precise tensioning of the alternator belt, ensuring optimal performance and longevity of the vehicle's charging system.We are a One-stop ISUZU ,Hino ,Mitsubishi and Jiangling ,JMC truck parts supplier from China ,focus on all Isuzu trucks spare parts sales for 29 years . Worldwide shipping is supported .DM us for more ,WhatsApp +86 17383152089 .

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Description

Heavy-duty generator tensioner lead rod (Factory Ref 8-98075762-0 / 8980757620) precision-engineered for Isuzu 700P Forward and NPR commercial delivery chassis carrying 4HK1-TCS 5.2L turbo diesel engines.

4HK1 Auxiliary Drive Belt Adjuster Pin Data
Fastener Parameter
Chassis Metric
Isuzu Catalog Code
8-98075762-0 (8980757620)
Vocational Chassis Scope
700P Forward Cargo, NPR75 Box Van, NQR Medium Commercial Haulers
Engine Displacement
Isuzu 4HK1-TCS / 4HK1-TCN 5.2L Turbocharged Intercooled Diesel
Alloy Specification
Quenched carbon steel core with yellow-dichromate rust inhibitor
Build Quality Tiers
Chongqing Qingling OEM / Japan Factory Original / Heavy-Duty Fleet Replacement
Stock Availability
From 1 piece MOQ for quick shop fitting / Global express dispatch
Guarantee Policy
12 Months Full Function Replacement Warranty
Isuzu 700P NPR 4HK1-TCS alternator adjusting bolt 8-98075762-0 8980757620 overview
Fleet Maintenance: Vacuum Pump Belt Tracking on 4HK1 Trucks

On commercial Isuzu 700P box trucks, the 4HK1 engine spins a heavy 24V alternator coupled to an oil-fed vacuum booster pump. When adjusting screw 8-98075762-0 seizes from grime or bends under excessive roadside torque, the tension slider cocks sideways. This misalignment causes belt edge fraying, alternator charging drops, and poor vacuum assist to the brake booster.

This replacement fastener features CNC-rolled threads that turn smoothly inside bracket 8-98035085-0 without catching. When servicing, back off the lower pivot bolt completely, lubricate the threads with clean motor oil or anti-seize paste, adjust until the multi-rib belt shows about 10-12mm of deflection under thumb pressure, and lock the carrier down securely.

Medium-Duty Transport Fleet Fastener Highlights
  • High-Strength Carbon Core: Withstands heavy cyclic belt drag from 24V commercial alternators without bending under load.
  • Gold Zinc Passivation: Protects against road moisture, highway salt, and radiant exhaust manifold temperatures.
  • Direct 700P Carrier Match: Threads cleanly into genuine Isuzu 4HK1 adjuster blocks with zero play.
  • Chongqing Hub Sourcing: Ready to pack alongside NPR oil feed tubes, glow plugs, starter motors, and water pumps.
Related Isuzu Engine & Powertrain Categories

Source matched mechanical and electrical sub-assemblies for consolidated commercial fleet orders:

Isuzu 4HK1 engine core power system crankshaft piston kit Isuzu 4HK1 common rail fuel supply injection system Isuzu glow plug preheating relay ignition circuit parts Isuzu 700P NPR electronic control ECM sensors wiring
Isuzu turbo manifold air intake and exhaust system Isuzu 4HK1 engine oil pump lubrication circuit parts Isuzu 700P NPR radiator water pump cooling parts Isuzu alternator brackets pulley auxiliary components
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Need to verify fitment or order bulk replacements for 700P / NPR commercial fleets? Contact our sales desk anytime.

Send your required OE numbers or truck VIN details to receive a full quotation.

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+8617383152089

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Comlen 29+ Years Focus on Commercial Engine Parts

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