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Details
| Specification | Value |
|---|---|
| Brand | BGA |
| MPN | trc0109 |
| Fitting Position | Top |
| Fitting Position | Front Left |
| Length [mm] | 268 mm |
| Inner Diameter 1 [mm] | 10 mm |
| paired article number | TRC0108 |
OE numbers (12)
Search by this OE number to find compatible parts
- AUDI / SEAT / SKODA / VW—4A0407181
- AUDI—4A0407181A
- AUDI / SEAT / SKODA / VW—4GD407509A
- AUDI / SEAT / SKODA / VW—7476135
- AUDI / SEAT / SKODA / VW—7476137
- AUDI / SEAT / SKODA / VW—8K0407505A
- AUDI—8K0407505F
- AUDI—8K0407505N
- AUDI / SEAT / SKODA / VW—8K0407509A
- AUDI—8K0407509F
- AUDI—8K0407509N
- AUDI / SEAT / SKODA / VW—8KD407505
Where this part fits
Original-fit position for OE 8KD407505.
What's in the kit
This kit ships with 1 factory-matched components. Each part below is supplied as part of the kit; click any linked MPN to view that component on its own.
| # | Part number | Component | Qty |
|---|---|---|---|
| 1 | BU0145 | bushing, control/trailing arm
| 1 |
About this product
The BGA Control Trailing Arm Wheel Suspension (TRC0109) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Fitting Position: O, Fitting Position: Front Left, Length [mm]: 268 mm, Control/Trailing Arm Type: Steel, Supplementary Article/Info 2: 0. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit AUDI 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: 017-00061, 1004070013/HD, 113471, 1140104470 and 44 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BGA is a recognised supplier of automotive suspension 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.
Suitable cars
Equivalent products (37)
Show all 37 OE numbers
Control Trailing Arm Wheel Suspension BGA TRC0109 — compatible car models
| Car models | AUDI: A4 Allroad B8 (8KH), A4 B8 (8K2), A4 B8 Avant (8K5), A5 (8T3), A5 Convertible (8F7), A5 Sportback (8TA), Q5 (8RB) |
|---|---|
| Engines | 2.0 TDI quattro; 1.8 TFSI; 2.0 TDI |
| Year of manufacture | 2007-2019 |
| Manufacturer article number (MPN) | TRC0109 |
| OE part numbers | 4A0407181, 4A0407181A, 4GD407509A, 7476135, 7476137, 8K0407505A, 8K0407505F, 8K0407505N, 8K0407509A, 8K0407509F, 8K0407509N, 8KD407505 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BGA trc0109 . Control/Trailing Arm Type: 1. Fitting Position: O. Fitting Position: VL. Inner Diameter 1 [mm]: 10 mm. Length [mm]: 268 mm. paired article number: TRC0108. Supplementary Article/Info 2: 0
- 1x Control Trailing Arm Wheel Suspension
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 Control Trailing Arm Wheel Suspension compatible with my car?
This Control Trailing Arm Wheel Suspension fits AUDI 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 BGA Control Trailing Arm Wheel Suspension have?
This BGA Control Trailing Arm Wheel Suspension has the following specifications: Fitting Position: O; Fitting Position: VL; Length [mm]: 268 mm; Control/Trailing Arm Type: 1; Supplementary Article/Info 2: 0; Inner Diameter 1 [mm]: 10 mm. Check the full specifications table above for complete details.
What OE part numbers does this Control Trailing Arm Wheel Suspension replace?
This Control Trailing Arm Wheel Suspension replaces OE part numbers: 4A0407181, 4A0407181A, 4GD407509A, 7476135, 7476137, 8K0407505A, 8K0407505F, 8K0407505N and 4 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Control Trailing Arm Wheel Suspension cost?
This BGA Control Trailing Arm Wheel Suspension is available for £22.99. Control Trailing Arm Wheel Suspension prices vary depending on brand, specifications, and vehicle compatibility. BGA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Control Trailing Arm Wheel Suspension?
Regular inspection of your Control Trailing Arm Wheel Suspension 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 Control Trailing Arm Wheel Suspension?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Control Trailing Arm Wheel Suspension fitted by a professional mechanic.
Can I use this part as a replacement for OE 4A0407181?
Yes, this BGA Control Trailing Arm Wheel Suspension is a direct replacement for OE part number 4A0407181. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
