Forged Alloy Steel Drag Link with Anti-Rust Coating and OEM Standard Taper for ISUZU CXZ05 51K
| Surface Treatment: | Anti-rust Coating / Phosphating | Thread Type: | Per OEM Drawing; Left/right Thread Must Be Confirmed |
| Taper: | OEM Standard Taper | Material: | Forged Alloy Steel |
| Weight: | Standard | Cooling Type: | Engine Coolant Circulation |
| Ball Joint Swing Torque: | Torque Tester | Axial Clearance: | Dial Indicator / Special Gauge |
| High Light: | Forged alloy steel Drag Link,Anti-rust coating Drag Link,OEM standard taper Steering Drag Link |
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The Drag Link with OEM number 1-44380287-1 (without hyphen 1443802871) is a verified direct-fit replacement for ISUZU CXZ05 51K. This drag link is a critical safety component in the steering system, connecting the steering gear pitman arm to the steering knuckle arm / tie rod assembly. It transmits steering force to the wheels while allowing suspension movement and maintaining reliable steering connection.
- OEM Drawing Dimension Verification: Manufactured to ISUZU OEM drawings and sample dimensions. Key mounting dimensions, taper, and thread specifications can be provided in inspection reports.
- Material & Heat Treatment Verification: Forged alloy steel with quenching and tempering, plus local ball-joint hardening. Material spectrum and hardness can be batch-tested.
- Ball Joint Performance Verification: Ball joint swing torque, axial clearance, and pull-out strength are sampled per QC standards to ensure steering feel and load reliability.
- Thread & Taper Accuracy Verification: Threads inspected with go/no-go gauges; taper inspected with dedicated gauges for tight fit with pitman arm and steering knuckle arm.
- OEM Cross-Reference Verified: Replaces 1-44380287-1 / 1443802871.
- Excessive steering play: noticeably increased steering wheel free play and delayed steering response.
- Vehicle pulling: continuous drift to one side, requiring frequent steering correction.
- Abnormal front tire wear: uneven, scalloped, or excessive tire wear.
- Steering noise: metallic clunking over bumps or during steering.
- Broken dust boot / grease leakage: cracked boot, lost grease, and dirt ingress causing early ball joint wear.
- Loose ball joint: noticeable play when shaking the tire with the vehicle lifted.
| Part Number: | 1-44380287-1 1443802871 | Product Name: | Drag Link |
|---|---|---|---|
| Car Model: | CXZ05 51K | Engine Model: | CXZ05 51K |
| Condition: | 100% Brand New | Size: | Standard |
| Weight: | Standard | Origin: | China Mainland |
| Main Market: | Middle East, Asia, Africa, South America, North America & Europe | ||
| Package: | Neutral Packing Or Make It As Requested | ||
| Material: | High-strength aluminum alloy & precision bearings | Cooling Type: | Engine coolant circulation |
| Installation: | Direct OEM replacement | Quality Standard: | OEM equivalent / ISO quality control |
| Brand | Model | Configuration | Years |
|---|---|---|---|
| ISUZU | CXZ05 | 51K | Confirm by VIN/chassis number |
- Confirm left/right-hand drive, drive type, chassis configuration, and thread direction before ordering.
- Different years and chassis configurations may vary; provide VIN or chassis number for final confirmation.
- After replacing the drag link, a four-wheel alignment is mandatory to ensure centered steering wheel and correct toe.
| Feature | Benefit + Verification Signal |
|---|---|
| Forged alloy steel | High strength and impact resistance for heavy-duty commercial vehicles — material spectrum and hardness reports available. |
| Local ball-joint hardening | Improved wear resistance and fatigue life — hardness sampled per QC standard. |
| Precision machining | Stable mounting dimensions for direct replacement — verified by CMM inspection. |
| Go/no-go thread inspection | Smooth fit with pitman arm and lock nut — thread accuracy verified. |
| OEM standard taper | Tight fit with steering knuckle taper hole — verified against OEM drawing and dedicated gauge. |
| Dust boot design | Blocks dirt and moisture, retains grease — verified by visual and assembly inspection. |
| Pre-greased ball joint | Reduces initial wear and extends service life — lubrication verified before assembly. |
| QC Item | Verification Method |
|---|---|
| Dimensional accuracy | CMM (Coordinate Measuring Machine) |
| Material composition | Spectrometer analysis |
| Hardness | Rockwell / Brinell hardness tester |
| Ball joint swing torque | Torque tester |
| Axial clearance | Dial indicator / special gauge |
| Pull-out strength | Universal testing machine (sampling) |
| Thread accuracy | Go/no-go thread gauges |
| Taper | Dedicated taper gauge |
| Surface treatment | Salt spray test (sampling per standard) |
| Visual inspection | 100% visual — no cracks, burrs, or rust |
- Lift and safely support the vehicle; remove the wheel.
- Remove the old drag link lock nut, cotter pin, and connecting nut.
- Use a dedicated puller to separate the ball joint from the pitman arm / steering knuckle arm; avoid hammering damage.
- Clean the taper hole and threads; inspect the pitman arm and steering knuckle taper for wear.
- Install the new drag link; tighten the connecting nut to the specified torque and install the cotter pin or circlip.
- Center the steering wheel and adjust drag link length and toe if necessary.
- Perform four-wheel alignment and road test to confirm proper steering.
- Inspect the dust boot for cracks and grease leakage at every service.
- Check steering play every 10,000–20,000 km or per fleet maintenance schedule.
- Replace immediately if noise, play, or pulling is detected.
- Neutral carton/wooden case packaging with individual anti-rust bag.
- Custom branded packaging available (authorization required).
- Suitable for: ISUZU truck repair shops, construction vehicle parts wholesalers, fleet maintenance departments.
- MOQ: Please contact for confirmation.
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