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Mud Flap Assembly 8-97387751-7 8-97387750-7 for ISUZU NPR75 700P 4HK1 — Verified OEM Fit Truck Mudguard
Product Overview
The Mud Flap Assembly with OEM numbers 8-97387751-7 and 8-97387750-7 is a verified direct-fit replacement for ISUZU NPR75 and 700P chassis equipped with the 4HK1 diesel engine. Mounted behind the wheel, this component blocks mud, stones, road salt, and debris thrown up by tires, protecting the underbody, chassis lines, and rearward visibility — a critical wear item in commercial truck body protection systems.
Part Number:
8-97387751-7 8-97387750-7
Product Name:
Mud Flap Assembly
Car Model:
NPR75 700P
Engine Model:
4HK1
Condition:
100% Brand New
Origin:
China Mainland
2025 Verifiable Signal Reinforcement
Material & Durability: Manufactured from ABS/PP composite material with UV resistance, impact resistance, and weather-resistant properties, suitable for long-haul and severe-duty applications.
Weight & Logistics Data: Net weight 0.92 KG per piece, H/S Code: 870899900 — supports accurate freight and customs cost calculation.
Installation Fitment: Direct bolt-on using factory mounting points — no drilling or modification required.
OEM Cross-Reference: Primary replacement numbers include 8973877517 / 8973877507, applicable to NPR75 and 700P platforms.
Failure Symptoms
Visible cracks, splits, or holes in the mud flap — compromised protection during driving
Torn or broken mounting holes causing the mud flap to loosen or detach
Plastic hardening and embrittlement after prolonged UV exposure — fractures upon minor impact
Abnormal noise from mud flap rubbing against tires while driving
Accelerated mud accumulation and corrosion on underbody after mud flap loss
Vehicle & Engine Compatibility
Brand
Model
Chassis/Platform
Engine
Years
ISUZU
NPR75
N Series
4HK1
2005+ (verify by VIN)
ISUZU
700P
700P
4HK1
Verify by VIN
⚠️ Important: Please provide VIN or chassis number before ordering to verify LHD/RHD configuration and mounting side (LH/RH). Different NPR75 year/config variations may use different mud flap assemblies — cross-reference by OEM number is recommended.
Features & Benefits
Feature
Benefit + Verification Signal
ABS/PP composite material
UV, impact, and weather resistance superior to standard plastics — verify via material test report
Factory bolt-on design
No drilling or modification — reduces installation labor — verify via repair order data
Covers mainstream medium-duty truck platforms — verify by VIN match
Quality Control & Verification
QC Item
Verification Method
Dimensional inspection
CMM coordinate measurement against OEM drawing
Material composition
Supplier material certificate / spectral analysis
Impact strength
Drop weight impact test (per supplier report)
Weather resistance
UV aging test (per supplier report)
Visual inspection
Check for cracks, sink marks, flash
Packaging inspection
Ensure no deformation or damage in transit
The above QC items are industry-standard recommendations. Actual QC standards should be based on supplier inspection reports. Bench test or third-party reports should be prioritized if available.
Installation & Maintenance Recommendations
⚠️ IMPORTANT: Confirm mounting side (LH/RH) and vehicle configuration before installation. Refer to ISUZU workshop manual.
Installation Guidelines
(Reference workshop manual):
Clean mounting area; inspect factory mounting holes for integrity
Align mud flap with mounting holes; hand-tighten bolts/clips
Tighten diagonally in sequence to OEM-specified torque (consult ISUZU workshop manual for specific torque values)
Check clearance between mud flap and tire to ensure no rubbing during operation
Maintenance Schedule:
Visual inspection of mud flap for cracks, deformation, or looseness at every service interval
Check fastener condition every 20,000–30,000 km or annually
Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...