- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | 3RG |
| Height [mm] | 5 mm |
| Inner Diameter [mm] | 24.8 mm |
| Outer Diameter [mm] | 30.5 mm |
OE/OEM numbers (1)
Search by this OE number to find compatible parts
- AUDI / SEAT / VW—084409374A
Where this part fits
Original-fit position for OE 084409374A. The red ring marks where this part installs on the vehicle.

About this product
Sourced from 3RG, this adjustment ring differential (23737) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Height [mm]: Rubber mm, Inner Diameter [mm]: 24, Carbon mm, Outer Diameter [mm]: 30, Rubber mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit AUDI, 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: 084409374A, 34090027701, 90466004, BSG90466004 and 1 more. Matching these numbers confirms a like-for-like replacement with no loss of function. 3RG 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (4)
Adjustment Ring Differential 3RG 23737 — compatible car models
| Car models | AUDI: A2 (8Z0); SEAT: AROSA (6H1), CORDOBA (6K1, 6K2), CORDOBA Vario (6K5), IBIZA II (6K1), INCA (6K9); VW: CADDY II Box Body/MPV (9K9A), CADDY II MPV (9K9B), GOLF II (19E, 1G1), GOLF III (1H1), GOLF III Variant (1H5), JETTA II (19E, 1G2, 165), LUPO I (6X1, 6E1), POLO (6N2), POLO Coupe (86C, 80), POLO III (6N1) (+3 more) |
|---|---|
| Engines | 1.2 TDI; 1.0; 1.0 i; 1.4; 1.4 16V; 1.3; 1.3 G40; 100 1.4 16V; 100 1.6 |
| Year of manufacture | 1981-2009 |
| Manufacturer article number (MPN) | 23737 |
| OE part numbers | 084409374A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
3RG 23737 . Height [mm]: 5 mm. Inner Diameter [mm]: 24,8 mm. Outer Diameter [mm]: 30,5 mm
- 1x Adjustment Ring Differential
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 Adjustment Ring Differential compatible with my car?
This Adjustment Ring Differential fits AUDI, 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 3RG Adjustment Ring Differential have?
This 3RG Adjustment Ring Differential has the following specifications: Height [mm]: 5 mm; Inner Diameter [mm]: 24,8 mm; Outer Diameter [mm]: 30,5 mm. Check the full specifications table above for complete details.
What OE part numbers does this Adjustment Ring Differential replace?
This Adjustment Ring Differential replaces OE part numbers: 084409374A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Adjustment Ring Differential cost?
This 3RG Adjustment Ring Differential is available for £13.99. Adjustment Ring Differential prices vary depending on brand, specifications, and vehicle compatibility. 3RG parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Adjustment Ring Differential?
Regular inspection of your Adjustment Ring Differential 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 Adjustment Ring Differential?
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 Adjustment Ring Differential fitted by a professional mechanic.
Can I use this part as a replacement for OE 084409374A?
Yes, this 3RG Adjustment Ring Differential is a direct replacement for OE part number 084409374A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the 3RG 23737 the same as the 3RG 23739?
No, while both are Adjustment Ring Differential parts, they are different products. The 3RG 23737 has Height [mm]: 5 mm, Inner Diameter [mm]: 24,8 mm, Outer Diameter [mm]: 30,5 mm. The 3RG 23739 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.