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Details
| Specification | Value |
|---|---|
| Brand | MONROE |
| MPN | l40509 |
| Weight [kg] | 0,400 kg |
| Packaging length [cm] | 11 cm |
| Packaging width [cm] | 6 cm |
| Packaging height [cm] | 6 cm |
OE/OEM numbers (11)
Search by this OE number to find compatible parts
- HONDA—51220-S0A-J01
- HONDA—51220S84A02
- HONDA—51220-SM0-003
- HONDA—51220-SM1-A01
- HONDA—51220-SM1-A02
- HONDA—51220-SM4-003
- HONDA—51220-SM4-013
- HONDA—51220SN7003
- HONDA—52220-SF1-003
- ROVER—GSJ1002
- ROVER—RBJ100690
Where this part fits
Original-fit position for OE 51220SN7003. The red ring marks where this part installs on the vehicle.
About this product
Sourced from MONROE, this ball joint (L40509) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Weight [kg]: 0, 400 kg, Required quantity: Aluminium, Packaging length [cm]: Bronze cm, Packaging width [cm]: Plastic cm, Packaging height [cm]: Plastic cm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit HONDA, ROVER 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: 0381572, 0384228, 0403350, 041685B and 143 more. Matching these numbers confirms a like-for-like replacement with no loss of function. MONROE 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.
About MONROE
Monroe, founded in 1916 in Monroe, Michigan, USA, is one of the world's most recognised shock absorber brands, now part of the Tenneco group. Monroe specialises in shock absorbers, struts, coil spring assemblies, and suspension mounting kits. As an OE supplier to major American and European car manufacturers, Monroe products are designed for precise fitment and optimal ride comfort. With over a century of ride control expertise and patented damping technologies, Monroe delivers safe, comfortable suspension performance for millions of vehicles worldwide.
Suitable cars
Equivalent products (136)
Show all 136 OE numbers
Ball Joint MONROE L40509 — compatible car models
| Car models | HONDA: ACCORD III (CA), ACCORD IV Aerodeck (CB), ACCORD IV (CB), ACCORD IV Coupe (CB, CC), ACCORD V Aerodeck (CE), ACCORD V (CC, CD), ACCORD V (CE, CF, CD), ACCORD V Coupe (CD), ACCORD VI (CK, CG, CH, CF, CL), ACCORD VI Coupe (CG) (+2 more); ROVER: 600 I (RH) |
|---|---|
| Engines | 2.0 12V (CA5); 2.0 i 16V (CC9); 2.0 16V (CB3); 2.0 i 16V (CC1); 2.0 i LS 16V (CE2); 2.0 i (CD4); 1.8 i (CE7); 2.0 (CD9); 1.6 i (CG7); 2.0 i 16V; 1.6 (CH5); 2.2 16V (RA1); 618 i/Si |
| Year of manufacture | 1985-2004 |
| Manufacturer article number (MPN) | L40509 |
| OE part numbers | 51220-S0A-J01, 51220S84A02, 51220-SM0-003, 51220-SM1-A01, 51220-SM1-A02, 51220-SM4-003, 51220-SM4-013, 51220SN7003, 52220-SF1-003, GSJ1002, RBJ100690 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
MONROE l40509 . Packaging height [cm]: 6 cm. Packaging length [cm]: 11 cm. Packaging width [cm]: 6 cm. Required quantity: 2. Weight [kg]: 0,400 kg
- 1x Ball Joint
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 Ball Joint compatible with my car?
This Ball Joint fits HONDA, ROVER 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 MONROE Ball Joint have?
This MONROE Ball Joint has the following specifications: Weight [kg]: 0,400 kg; Required quantity: 2; Packaging length [cm]: 11 cm; Packaging width [cm]: 6 cm; Packaging height [cm]: 6 cm. 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: 51220-S0A-J01, 51220S84A02, 51220-SM0-003, 51220-SM1-A01, 51220-SM1-A02, 51220-SM4-003, 51220-SM4-013, 51220SN7003 and 3 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Ball Joint cost?
This MONROE Ball Joint is available for £19.99. Ball Joint prices vary depending on brand, specifications, and vehicle compatibility. MONROE parts offer a balance of quality and value, backed by 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 51220-S0A-J01?
Yes, this MONROE Ball Joint is a direct replacement for OE part number 51220-S0A-J01. 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 MONROE L40509 the same as the MONROE L0026?
No, while both are Ball Joint parts, they are different products. The MONROE L40509 has Weight [kg]: 0,400 kg, Required quantity: 2, Packaging length [cm]: 11 cm. The MONROE L0026 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
