BX3-2904020B

Brand: Dongfeng

Model: FMC SX5

Product Name：Front Control Arm Right

Part Number: BX3-2904020B

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Product Details

Dongfeng FMC SX5 Front Control Arm (Right, Part No.: BX3-2904020B)

Let me put it simple—this thing is like your Dongfeng FMC SX5’s “right-front wheel’s steering and stability buddy.” It’s not just some random metal bar, you know? It’s a super important suspension part that connects the right front wheel to the car’s frame. What does it do? Keeps the wheel moving the right way, makes sure the tire stays aligned when you drive, turn, or hit bumpy roads. It’s tough as nails—forged precisely to handle constant stress—so it balances how responsive the steering is, how comfy the ride feels, and how long it lasts.

Let me break down what’s in it. First, there’s a strong steel or aluminum arm—thick and rigid, so it won’t bend or wear out easily. Then, at both ends, there are rubber or polyurethane bushings—these soak up road vibrations and let the arm move smoothly. There are also ball joint mounts that connect to the wheel hub and frame, letting the wheel flex and move how it needs to. It’s mounted right between the SX5’s right front wheel hub and the chassis, acting like a “bridge.” It sends your steering moves from the wheel to the frame, and keeps the tire stuck to the road—even when you hit potholes or curbs.

Now, imagine if you didn’t have this control arm. The SX5’s right front wheel would be all wobbly: steering would feel loose or unresponsive, the tire would go out of alignment (wearing unevenly), and road vibrations would shake the cabin like crazy. Dongfeng made this just for the SX5—right length, right bushing stiffness, right mounting spots—so it works with the car’s shocks and struts to keep the ride smooth and controlled. A generic one? It’d either bend when stressed, make the steering drift, or wear out fast—meaning you’d have to replace it over and over.

1. Core Jobs: Keep Wheels Aligned, Steer Smoothly, Soak Up Shakes

This is a base part of the FMC SX5’s suspension, and it has three jobs it can’t skip—let me spell ’em out:

Keep wheels in line: Holds the right front wheel exactly where the factory set it (toe, camber, caster—don’t worry about the jargon). This stops the tire from scraping, wearing unevenly, and wasting gas.

Steer precisely: Sends your steering moves from the system to the wheel—so the SX5 turns exactly how you want it, no “play” or delay. Super important for merging on the highway or tight parking.

Soak up vibrations: The bushings take in small bumps and shakes from the road—keeps the cabin quiet and comfy, and protects the frame from too much stress.

This right front control arm is exclusive to Dongfeng FMC SX5—wrong fit means suspension failure:

Fits: All Dongfeng FMC SX5 variants (matches suspension geometry, bushing size, and mounting points; confirm via VIN—note differences between 2WD/4WD models if applicable).

Won’t Fit:

Other Dongfeng models: Like H30, AX3, or Dignity ix5—different suspension designs, arm lengths, or bushing types (control arm won’t attach or causes misalignment).

Non-Dongfeng vehicles: Even if the shape looks similar, their frame mounting holes and wheel hub connections differ (no functional fit—steering drift or tire wear).

Dongfeng FMC SX5’s left side: Left and right front control arms are mirror images (different bushing positions and ball joint angles)—this part is for the right only (left side needs a different part number).

Installation & Maintenance (Professional Recommended)

Installation: 1–2 Hours (Requires Suspension Tools)

Replacing a control arm needs precision (misalignment ruins steering)—best done by techs:

Prep: Lift the SX5 safely with a jack and secure it on stands. Remove the right front wheel to access the control arm.

Remove Old Arm: Disconnect the ball joint from the wheel hub (use a ball joint separator tool). Unbolt the bushings from the frame, then pull the old arm out.

Install New Arm: Align BX3-2904020B with the frame and wheel hub. Bolt the bushings tight (follow Dongfeng’s torque specs) and reattach the ball joint.

Post-Install Check: Reinstall the wheel, lower the car, and get a professional wheel alignment (critical—misalignment causes tire wear and poor steering).

Maintenance: Catch Wear Early

Monthly Visual Checks: Look for cracked bushings (dry, split rubber), bent arm metal, or loose ball joints (wiggle the wheel—excessive play means worn joints).

Listen for Noises: A clunking or rattling sound from the right front when hitting bumps means bushings or ball joints are worn—replace immediately.

Avoid Overloading: Don’t carry excessive weight on the right front (e.g., heavy cargo on one side)—puts extra stress on the control arm, leading to premature wear.

Road Care: Avoid deep potholes or curbs—hard impacts can bend the arm or damage bushings (even if no visible damage, alignment may be off).

Brief Summary: Dongfeng FMC SX5 Right Front Control Arm (Part No.: BX3-2904020B)

A critical FMC SX5 suspension part, this right front control arm acts as a "steering/stability linker"—connecting the right front wheel to the frame, controlling wheel movement, and maintaining tire alignment on various roads. It’s heavy-duty, precision-forged for stress resistance, balancing steering response, ride comfort, and durability.

Key features: high-strength steel/aluminum arm (anti-bend/wear), rubber/polyurethane bushings (vibration absorption, smooth movement), and ball joint mounts (flexible wheel articulation). Without it, steering loosens, tires misalign, and vibrations shake the cabin.

Fits all SX5 variants (confirm VIN; note 2WD/4WD differences); won’t fit other Dongfeng models, non-Dongfeng cars, or SX5’s left side.

Installation (1–2 hours, pro-recommended) needs suspension tools + post-install alignment. Maintain via monthly visual checks (cracked bushings, loose joints), noise monitoring, weight avoidance, and road care. Original parts avoid aftermarket risks (weak materials, misalignment).

BX3-2904020B