Product Overview

 

Ensure reliable braking performance and engine efficiency with this precision-engineered Vacuum Pump Return Hose. Specifically designed for ISUZU NKR55 and NKR77 models equipped with the legendary 4JB1/4JB1T diesel engines, this high-heat resistant hose prevents vacuum leaks that can compromise your truck's safety and power. 

 

Key Features & Benefits

 

Perfect OEM Fitment: Directly replaces part numbers 8970739209 and 8-97073920-9 without any modifications.

High-Heat Durability: Manufactured from premium, oil-resistant rubber designed to withstand the extreme temperatures of the 4JB1 engine bay.

Consistent Brake Assist: Maintains the critical vacuum pressure required for your power brake booster, ensuring safe and responsive stopping power.

Leak-Proof Performance: Robust wall construction prevents the hose from collapsing under high vacuum, a common failure in generic alternatives.

Quick Installation: Simple "plug-and-play" design allows for fast replacement, minimizing vehicle downtime.

 

Specifications

 

Attribute	Details
Part Number	8970739209/8-97073920-9
Compatible Engine	ISUZU 4JB1, 4JB1T (Turbo)
Compatible Models	ISUZU NKR55, NKR77 Series
Material	Reinforced Oil-Resistant Rubber
Weight	Approx. 0.06 KG
Function	Returns excess air/oil from the vacuum pump to the engine system

 

MOQ:1 piece

Packing: neutral box/color box/customer brand package

Shipping:By Express, By Sea ,By Air, By Railway

Delivery Time:1-8 Working days

Shipping:Worldwide shipping

Payment:TT.paypal.Western Union.Trade Assurance

Warranty:1 Year

 

If you are not sure whether this part is suitable for your vehicle, please provide your vehicle model and year, and we will help you confirm.

 

 

Other Type Vacuum Pump Return Hose we can offer :

 

 

 

 

 

Compatibility List

 

ISUZU NKR55 (4JB1 Engine)

ISUZU NKR77 (4JB1T / 4JH1 Engines)

ISUZU NHR / TFR Series (Models using 4JB1 engines)

 

Why Choose Us?

 

• Premium Quality Assurance: All products are strictly tested before shipment, meeting OEM standards, ensuring stable performance and long service life.

 

• Perfect Compatibility: Accurate fit for ISUZU models, direct replacement, no need to modify, saving your time and cost.

 

• Competitive Price: Factory direct sales, no middlemen, providing you with the most favorable price and maximum profit space.

 

• Fast Worldwide Delivery: Cooperate with well-known logistics companies (DHL, FedEx, UPS), ensuring fast and safe delivery to your door.

 

• Professional After-Sales Service: If you have any questions about the product, installation or quality, our professional team will reply to you within 24 hours and provide satisfactory solutions.

 

• 29 YEARS focus on ISUZU truck parts : Wholesaler ISUZU parts for 26 years, Professional in ISUZU parts price and after-sale service !

 

Shipping & Returns

 

• Fast Shipping: Standard and Express options available via DHL/UPS/FedEx.
• Quality Guaranteed: Every part is inspected for manufacturing defects before dispatch.
• Easy Returns: 30-day return policy for unused items in original packaging.

 

Contact Us

 

For bulk orders, technical inquiries, fitment verification, or custom packaging requests, please contact our sales team. We offer competitive wholesale pricing, fast global shipping, and dedicated support for distributors, repair shops, and fleet operators worldwide.

 

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