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CP247
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BrandTOPRAN
MPN103 006
OE refs8
SKU0301-103 006

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Details

SpecificationValue
BrandTOPRAN
Categorycoolant expansion tank
Number of pins2 -pin connector

OE numbers (8)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 1H0121407.

PART — Others
OthersPosition main

About this product

Sourced from TOPRAN, this coolant expansion tank (103 006) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Material: Plastic, Heating/Cooling: 39, Forward- /Backflow: Steel, Number of pins: Aluminium -pin connector, Supplementary Article/Info 2: 288 — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit SEAT, VW models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 002-60-01035, 00333, 02264, 03504 and 114 more. Matching these numbers confirms a like-for-like replacement with no loss of function. TOPRAN 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 TOPRAN

TOPRAN, part of the Hans Thomsen Group headquartered in Hamburg, Germany, is a growing independent aftermarket brand focused on providing quality parts at accessible prices. TOPRAN offers a comprehensive range covering engine, cooling, electrical, braking, and body components for European vehicles. All TOPRAN products are manufactured to meet OE specifications and undergo quality testing before distribution. Combining German quality management with competitive pricing, TOPRAN is an excellent choice for cost-conscious motorists and workshops who do not want to compromise on part quality.

Suitable cars

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Show all 122 OE numbers
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AKRON-MALÒ117086
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AKS DASIS043004N
ASAM AUTOMOTIVE33541
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at autoteile germanyat22626
AUTOMEGA160057110
AUTOMEGA3012104071H0A
BAPMICBF0426720083
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BBR Automotive002-60-01035
BEHR HELLA SERVICE8MA 376 754-164
BIRTH8163
BOGAPA4240102
BSGBSG 90-550-002
BTAPBVE904-003
BTAPBVE904-237
BUGIADBMC19092
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CAUTEX954053
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DAKAtec3087002
DIPASPORTVEA018DPSN
DOGA40X0032
EQUAL QUALITYGOM411252
FARE-CO3504
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FARE-MX3504
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FARE-RCH3504
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FARE SA3504
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Frankberg5481FB0012088
GOOMRT-0069
G.U.D.GET000162
hajus Autoteile1211081
HELLA8MA 376 754-164
JP GROUP1114702500
KALE OTO RADYATÖR343630
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KAMOKA7720078
KÜHLER SCHNEIDER1330041
MAGNETI MARELLI359001600890
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MEYLE100 121 0033
NRF454039£18.99
OPEN PARTSCET2027.00
ORIGINAL IMPERIUM29698
ORIGINAL IMPERIUM29698/I
OSSCA00333
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Oyodo41C9036-OYO
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SCHNIEDER AUTOTECHVAS32.00010
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coolant expansion tank TOPRAN 103 006compatible car models

Car modelsSEAT: CORDOBA (6K1, 6K2), IBIZA II (6K1), INCA (6K9), TOLEDO I (1L2); VW: CADDY II MPV (9K9B), GOLF II (19E, 1G1), GOLF III (1H1), GOLF III Variant (1H5), JETTA II (19E, 1G2, 165), PASSAT B3/B4 (3A2, 35I), PASSAT B3/B4 Variant (3A5, 35I), POLO II (86C, 80), POLO III CLASSIC (6V2), VENTO (1H2)
Engines1.0 i; 1.0; 1.4 16V; 1.6 i; 1.4; 1.3 Cat; 1.6; 100 1.6
Year of manufacture1981-2009
Manufacturer article number (MPN)103 006
OE part numbers1H0 121 407, 1H0 121 407A, 1H0 121 407C, 357 121 407A, 357 121 407B, 357 121 407C, 5X0 121 407, 5X0 121 407A
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Description and what's included

TOPRAN 103006 coolant expansion tank. Connector Shape: 3. Forward- /Backflow: 1. Heating/Cooling: 39. Material: 6. Number of pins: 2 -pin connector. Supplementary Article/Info 2: 14. Supplementary Article/Info 2: 288

What's included:
  • 1x coolant expansion tank
Shipping, returns, warranty

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

  • Standard delivery: 5–9 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 coolant expansion tank compatible with my car?

This coolant expansion tank fits SEAT, 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 TOPRAN coolant expansion tank have?

This TOPRAN coolant expansion tank has the following specifications: Material: 6; Heating/Cooling: 39; Forward- /Backflow: 1; Number of pins: 2 -pin connector; Supplementary Article/Info 2: 288; Supplementary Article/Info 2: 14. Check the full specifications table above for complete details.

What OE part numbers does this coolant expansion tank replace?

This coolant expansion tank replaces OE part numbers: 1H0 121 407, 1H0 121 407A, 1H0 121 407C, 357 121 407A, 357 121 407B, 357 121 407C, 5X0 121 407, 5X0 121 407A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a coolant expansion tank cost?

This TOPRAN coolant expansion tank is available for £9.99. Coolant expansion tank prices vary depending on brand, specifications, and vehicle compatibility. TOPRAN parts offer a balance of quality and value, backed by our 14-day money-back guarantee.

How do I know when to replace my coolant expansion tank?

Regular inspection of your coolant expansion tank is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.

What tools do I need to replace a coolant expansion tank?

Tools needed: hose clamp pliers, flat-head screwdriver, 8mm socket, coolant top-up bottle. Difficulty: Easy DIY. Safety warning: Only open the expansion tank cap when the engine is completely cold -- coolant system is under pressure when hot and will spray scalding fluid if opened.

Can I use this part as a replacement for OE 1H0 121 407?

Yes, this TOPRAN coolant expansion tank is a direct replacement for OE part number 1H0 121 407. 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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