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BrandOPTIMAL
MPNG3-1058
OE refs4
SKU0129-G3-1058
GTIN / EAN4031185680929

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Details

SpecificationValue
BrandOPTIMAL
MPNg3-1058
Fitting PositionFront Left
Fitting PositionFront Right
for article numberG6-1443
for article numberG6-1444
Bolt Head Diameter [mm]21 mm

OE numbers (4)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 1585054. The red ring marks where this part installs on the vehicle.

Arm Assy - Front Suspension; 21MM - Measured At The Base Of The Ball Joint; RH; All Standard Focus/C-Max Series — 2 Chassis — 20401 Chassis.Front X Member / Knuckle & Hub › 2040105 Front Susp.Arms/Stabilizer/X-Member
2 Chassis · 20401 Chassis.Front X Member / Knuckle & Hub › 2040105 Front Susp.Arms/Stabilizer/X-MemberPosition 3078

About this product

When ball joint performance matters, the OPTIMAL G3-1058 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Fitting Position: Front Left, Fitting Position: Front Right, Required quantity: Aluminium, for article number: G6-1443, for article number: G6-1444. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with FORD vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 047761B, 1585054, 1585059, 9M5Y-3A423-BA and 3 more. Matching these numbers confirms a like-for-like replacement with no loss of function. OPTIMAL is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

About OPTIMAL

OPTIMAL, founded in Germany, is a well-regarded aftermarket brand specialising in steering, suspension, and wheel bearing components. OPTIMAL produces ball joints, tie rod ends, control arm bushings, wheel bearings, and stabiliser links for European, Asian, and American vehicle applications. Manufactured to stringent quality standards with comprehensive testing protocols, OPTIMAL parts deliver OE-matching fit and performance. Known for excellent value and wide vehicle coverage, OPTIMAL is a popular choice among professional workshops across Europe.

Suitable cars

Equivalent products (3)

BENDIX047761B
BORG & BECKBBJ5685
FIRST LINEFBJ5685

Ball Joint OPTIMAL G3-1058compatible car models

Car modelsFORD: FOCUS II (DA, HCP, DP)
Engines2.5 RS
Year of manufacture2004-2013
Manufacturer article number (MPN)G3-1058
OE part numbers1585054, 1585059, 9M5Y-3A423-BA, 9M5Y-3A424-BA
Compatibility check

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Description and what's included

OPTIMAL g3-1058 . Bolt Head Diameter [mm]: 21 mm. Control/Trailing Arm Type: 10. Fitting Position: VL. Fitting Position: VR. for article number: G6-1443. for article number: G6-1444. Number of mounting bores: 3. Required quantity: 2

What's included:
  • 1x Ball Joint
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Tracked standard shipping.

  • Standard delivery: 4–8 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Ball Joint compatible with my car?

This Ball Joint fits FORD vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this OPTIMAL Ball Joint have?

This OPTIMAL Ball Joint has the following specifications: Fitting Position: VL; Fitting Position: VR; Required quantity: 2; for article number: G6-1443; for article number: G6-1444; Control/Trailing Arm Type: 10. Check the full specifications table above for complete details.

What OE part numbers does this Ball Joint replace?

This Ball Joint replaces OE part numbers: 1585054, 1585059, 9M5Y-3A423-BA, 9M5Y-3A424-BA. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Ball Joint cost?

Ball Joint prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this OPTIMAL Ball Joint. All parts come with our 14-day money-back guarantee.

How do I know when to replace my Ball Joint?

Signs include clunking or knocking noises from the front suspension, wandering steering, uneven tyre wear, or vibration in the steering wheel.

What tools do I need to replace a Ball Joint?

Tools needed: ball joint separator (fork or press type), 18-21mm socket, hub nut socket (32-36mm on driven axles), torque wrench, new cotter pin. Difficulty: Moderate DIY. Safety warning: Never reuse an old split pin (cotter pin) after disturbing a ball joint nut. A loose ball joint can allow the wheel to detach from the vehicle at speed -- this is a critical safety component.

Can I use this part as a replacement for OE 1585054?

Yes, this OPTIMAL Ball Joint is a direct replacement for OE part number 1585054. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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