Drag Link 8-97170158-0 For ISUZU NPR 4HF1 Truck 8971701580 8970394700 Steering Linkage

Name: Drag Link 8-97170158-0 For ISUZU NPR 4HF1 Truck 8971701580 8970394700 Steering Linkage
Brand: Yimi (Guangzhou) Automotive Parts Co, Ltd
SKU: ISUZU NPR Series
Availability: InStock

Basic Properties

Place of Origin: China

Brand Name: YIMI

Certification: ISO/TS16949

Model Number: ISUZU NPR Series

Trading Properties

Minimum Order Quantity: 10 pcs

Price: Negotiable

Payment Terms: T/T

Supply Ability: 10000 pcs/month

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Specifications

Part Name:	Crankshaft Pulley / Crankshaft Damper Pulley	Part No:	8-97170158-0, 8971701580, 8-97039470-0, 8970394700
Vehicle Applications:	ISUZU NPR Series	Engine Application:	ISUZU 4HF1 Diesel Engine (4.3L)
Vehicle Model Code:	NP Series	Material:	High-Strength Forged Steel
Connection Type:	Taper Connections With Greaseable Ball Joints / Rod Ends	Function:	Transmits Steering Input To Front Wheels
Fitment:	OEM Standard, Direct Replacement	Condition:	Brand New
H/S Code:	870894000
High Light:	ISUZU NPR 4HF1 drag link , ISUZU truck steering linkage , drag link 8-97170158-0

Product Description

Drag Link 8-97170158-0 For ISUZU NPR 4HF1 Truck 8971701580 8970394700 Steering Linkage

Heavy-duty drag link transmits steering input from the steering gear to the steering knuckle, ensuring precise wheel control and responsive handling for ISUZU NPR trucks with 4HF1 diesel engines.

Product Overview

The Drag Link (OEM Numbers: 8-97170158-0 / 8971701580 / 8-97039470-0 / 8970394700) is a premium-quality, direct replacement steering component designed specifically for ISUZU NPR series medium-duty trucks equipped with the 4HF1 diesel engine.

Part Number	8-97170158-0, 8971701580, 8-97039470-0, 8970394700
Product Name	Drag Link / Steering Drag Link
Car Model	ISUZU NPR Series
Engine Model	ISUZU 4HF1 Diesel Engine (4.3L)
Condition	100% Brand New
Material	High-strength aluminum alloy & precision bearings
Cooling Type	Engine coolant circulation
Installation	Direct OEM replacement
Quality Standard	OEM equivalent / ISO quality control
Warranty	6 Months

ISUZU NPR Drag Link 8-97170158-0 steering component

Features & Advantages

OE Quality: Manufactured to strict ISUZU dimensional and strength specifications for perfect fit and function.
Heavy-Duty Forged Steel: Provides exceptional strength and durability under severe steering loads.
Precision Taper Connections: Ensures secure, slop-free fitment to the pitman arm and knuckle.
Greaseable Ball Joints: Allows for regular lubrication, extending service life and preventing premature wear.
Corrosion-Resistant Coating: Protects against rust and environmental damage.
Restores Steering Precision: Eliminates steering wander and loose feel.
Improves Handling: Provides responsive, precise vehicle control.
Prevents Uneven Tire Wear: Correct steering geometry extends tire life.
Critical Safety Component: Ensures reliable steering operation.
Direct Replacement: Simple installation during steering system service.
Long Service Life: Engineered to withstand the rigors of heavy-duty commercial operation.

Drag Link technical specifications and installation details

Vehicle & Engine Compatibility

This drag link is specifically designed for ISUZU medium-duty trucks. Common applications include:

ISUZU NPR – Medium-Duty Trucks (various models)
ISUZU NPR66 / NPR70 / NPR75 – Medium-Duty Trucks
ISUZU NQR (select models with compatible steering systems)
ISUZU ELF (select models with compatible steering systems)

ISUZU 4HF1 Engine Specifications

4-Cylinder, Inline Diesel
Displacement: 4.3L (4329cc)
Valvetrain: OHV / SOHC (depending on variant)
Widely used in NPR and various medium-duty trucks

Steering System Application

Recirculating ball steering gear systems with drag link configurations

Installation Notes

Professional installation required. This is a critical safety component.

Raise and secure the vehicle – Safely raise the front of the vehicle and support on jack stands.
Remove the front wheels – Remove both front wheels for access to steering components.
Remove the old drag link – Disconnect the drag link from the pitman arm and the steering knuckle/tie rod.
Mark or measure settings – Note the position of the old drag link for reference (if applicable).
Inspect related components – Check the pitman arm, tie rod ends, and steering knuckle for wear or damage; replace as needed.
Clean mounting areas – Clean all connection points and remove any debris.
Prepare the new drag link – Install grease fittings and apply grease to the ball joints (if not pre-lubricated).
Install the new drag link – Connect the drag link to the pitman arm and the steering knuckle/tie rod arm.
Install and torque nuts – Install the taper connection nuts and torque to manufacturer specification.
Install cotter pins – Install new cotter pins to secure the nuts.
Grease the fittings – Apply the recommended grease to all fittings until grease emerges from the joints.
Reinstall wheels – Reinstall both front wheels and torque lug nuts to specification.
Lower the vehicle – Lower the vehicle to the ground.
Check steering operation – Turn the steering wheel lock-to-lock to check for smooth, free operation.
Perform wheel alignment – Professional wheel alignment (toe-in adjustment) is mandatory.
Road test – Test drive the vehicle to verify straight-line stability and responsive steering.

Quality Control

Material Verification: Spectrographic analysis confirms steel composition meets OE strength specifications.
Dimensional Inspection: Overall length, taper sizes, and mounting positions verified against OEM tolerances.
Tensile and Fatigue Testing: Strength and durability verified under simulated operating conditions.
Ball Joint Preload Testing: Joint articulation and preload checked for proper feel and longevity.
Taper Inspection: Connection taper dimensions verified for secure fitment.
Thread Inspection: Grease fittings and mounting threads verified to specifications.
Visual Inspection: 100% checked for forging defects, cracks, or surface flaws.
Packaged Safely: Protected and securely packaged to prevent damage during transit.

Packaging and Delivery

Neutral export packing or customized packaging available
Carton or wooden case for safe transportation
Fast delivery for stock items
Shipping by Express Air or Sea

Inquiry

For pricing, availability, or bulk purchase of the Drag Link 8-97170158-0 For ISUZU NPR 4HF1 Truck 8971701580 8970394700 Steering Linkage, please contact our sales team for a competitive quote and expert technical support.