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CP247
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BrandOPTIMAL
MPNA-3104G
OE refs22
SKU0129-A-3104G
GTIN / EAN4031185066907

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Details

SpecificationValue
BrandOPTIMAL
MPNa-3104g
Fitting PositionFront Axle
Bore Diameter [mm]13 mm
Thread SizeM14x1.5
Piston Rod Length [mm]213 mm
Piston Rod Diameter [mm]22 mm
Suspension Strut Outer Diameter [mm]50 mm

OE/OEM numbers (22)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 6Q0413031BD. The red ring marks where this part installs on the vehicle.

Shock absorbers — Polo Polo (Typ 9N) (2009–2010) — suspension Shock absorbers
Polo Polo (Typ 9N) (2009–2010) · suspension Shock absorbersPosition 8

About this product

OPTIMAL shock absorber (A-3104G) restores factory damping characteristics by controlling spring oscillation on both compression and rebound strokes, recovering steering precision and reducing body roll. Damping configuration — Fitting Position: Front Axle, Shock Absorber Type: Aluminium, Shock Absorber Design: Aluminium, Shock Absorber System: Aluminium — is tuned to the original suspension geometry so spring rates and ride height are unaffected, preserving the manufacturer's comfort and handling balance. Mounting dimensions, piston diameter, and stroke length replicate the OEM unit on AUDI, SEAT, SKODA, VW applications, allowing a straight-swap installation without drilling or bracket modification. Supersedes manufacturer part numbers: 110126.0, 1266230004, 126 623 0023, 1315G and 79 more. OPTIMAL dampers are gas-pressure charged, zero-leakage tested on a servo-hydraulic rig, and carry a 2-year unlimited-mileage warranty against manufacturing defects. Shock absorbers gradually lose damping force over time and should be inspected at 50,000 miles and replaced by 80,000–100,000 miles — even if they are not visibly leaking, internal valve wear reduces their effectiveness. Warning signs include excessive body roll in corners, nose-dive under braking, rear-end squat during acceleration, uneven tyre wear, and a bouncy or floaty ride — a simple bounce test (push down on each corner and release) can reveal weak dampers. Shock absorber replacement is an intermediate DIY task that requires spring compressors (for strut-type assemblies), a torque wrench, and penetrating oil for corroded fasteners — allow 2–3 hours per axle. When selecting shock absorbers, match the damper type (twin-tube, monotube, or gas-pressurised) to the original specification — upgrading to a different type can alter ride height and handling characteristics. Always replace shock absorbers in pairs (both sides of the same axle) to maintain balanced handling, and have the wheel alignment checked afterwards — worn dampers often allow geometry to drift out of specification. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free 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 (61)

Show all 61 OE numbers
AIC52567
AL-KO301043
AL-KO301583
AL-KO3.104G
AL-KO3.158G
BILSTEIN22-156686
BILSTEINVNE-A581
BILSTEINVNE-F668
BOGE32-H90-0
BOGE32-H90-F
BOGE32-H91-A
BOGE32-N53-A
BOGE32-X46-A
DELPHIDG9200
DIEDERICHS9970159
FEBEST1707S-007F
FEBEST2307G-019F
GABRIEL35328
GABRIEL35377
GABRIELG35328
GABRIELG35377
KYB333872
KYB334835£56.99
KYB334868
MAPCO20810
METZGER AUTOTEILE2340109
MEYLE1266230004
MEYLE126 623 0023
MONROE16309
MONROE742042SP
MONROE742052SP
MONROEE4713
MONROEE4728
MONROEE4997
MONROEE4998
NAPANSA1073
NK65433104£49.99
QUINTON HAZELL178773
QUINTON HAZELL178871
QUINTON HAZELL178881
RECORD FRANCE334452
RECORD FRANCE334455
RECORD FRANCE334490
RECORD FRANCE338430
RED-LINE39VW001
SACHS1315G
SACHS300 034
SACHS312 594
TRISCAN8705 29102
VAICOV10-4249
VAICOV10-6457
VITAL SUSPENSIONS110126.0
VITAL SUSPENSIONS210126

Shock Absorber OPTIMAL A-3104Gcompatible car models

Car modelsAUDI: A2 (8Z0); SEAT: CORDOBA (6L2), IBIZA III (6L1); SKODA: FABIA I (6Y2), FABIA I Combi (6Y5), FABIA II (542), FABIA II Combi (545), FABIA I Praktik (6Y5), FABIA I Saloon (6Y3), ROOMSTER (5J7), ROOMSTER Praktik (5J); VW: FOX Hatchback (5Z1, 5Z3, 5Z4), POLO IV (9N, 9A), POLO IV Saloon (9A4, 9A2, 9N2, 9A6)
Engines1.4; 1.2; 1.0
Year of manufacture1999-2015
Manufacturer article number (MPN)A-3104G
OE part numbers5Z0 413 031 AB, 5Z0 413 031 AC, 5Z0 413 031 C, 5Z0 413 031 D, 5Z0 413 031 L, 5Z0 413 031 N, 6Q0 413 031 BD, 6Q0413031BH, 6Q0413031BJ, 6Q0413031BK, 6Q0413031BL, 6Q0 413 031 BM, 6Q0 413 031 BN, 6Q0 413 031 BP, 6Q0 413 031 BQ, 6Q0413031BR, 6Q0413031BS, 6Q0413031BT, 6Q0 413 031 CD, 6Q0 413 031 CE (+2 more)
Compatibility check

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Description and what's included

OPTIMAL a-3104g . Bore Diameter [mm]: 13 mm. Fitting Position: VA. Piston Rod Diameter [mm]: 22 mm. Piston Rod Length [mm]: 213 mm. Shock Absorber Design: 2. Shock Absorber Mounting Type: 3. Shock Absorber Mounting Type: 8. Shock Absorber System: 2

What's included:
  • 1x Shock Absorber
Shipping, returns, warranty

Free UK delivery on orders over £99.00. Express and standard shipping available.

  • Standard delivery: 2-5 business days
  • Express delivery: 1-2 business days
  • 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 Shock Absorber compatible with my car?

This Shock Absorber fits AUDI, SEAT, SKODA, VW 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 Shock Absorber have?

This OPTIMAL Shock Absorber has the following specifications: Fitting Position: VA; Shock Absorber Type: 2; Shock Absorber Design: 2; Shock Absorber System: 2; Shock Absorber Mounting Type: 3; Shock Absorber Mounting Type: 8. Check the full specifications table above for complete details.

What OE part numbers does this Shock Absorber replace?

This Shock Absorber replaces OE part numbers: 5Z0 413 031 AB, 5Z0 413 031 AC, 5Z0 413 031 C, 5Z0 413 031 D, 5Z0 413 031 L, 5Z0 413 031 N, 6Q0 413 031 BD, 6Q0413031BH and 14 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Shock Absorber cost?

This OPTIMAL Shock Absorber is available for £64.99. Shock Absorber prices vary depending on brand, specifications, and vehicle compatibility. OPTIMAL parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my Shock Absorber?

Look for excessive bouncing over bumps, nose-diving during braking, uneven tyre wear, fluid leaks on the shock body, or poor handling. Shocks should be inspected every 50,000 miles.

What tools do I need to replace a Shock Absorber?

Tools needed: floor jack, axle stands, 18-21mm socket for wheel bolts, spring compressor (if top mount must be removed), 17-19mm open-end spanner for shock piston nut, torque wrench. Difficulty: Moderate DIY. Safety warning: Coil springs store enormous energy -- only use purpose-built automotive spring compressors rated for the load. A spring released unexpectedly can cause fatal injury. Never improvise with non-rated tools.

Can I use this part as a replacement for OE 5Z0 413 031 AB?

Yes, this OPTIMAL Shock Absorber is a direct replacement for OE part number 5Z0 413 031 AB. 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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