Dorman 540-074 Front Lower Suspension Ball Joint 55-57 Chevy Bel Air 3739959
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$39.63
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
This suspension ball joint is precision-engineered and rigorously tested to provide reliable replacement for the original equipment on specific vehicles.
- Direct replacement - fits and performs like the original equipment on specific vehicles
- Reliable fit - precision-engineered to match the design and dimensions of original components
- Durable construction - manufactured to strict standards using sturdy, safe materials
- Rigorously tested - thorough quality control measures ensure longevity
Vehicle Fitment
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1955-1957 | Chevrolet | Bel Air | Front Lower | |
| 1955-1957 | Chevrolet | One-Fifty Series | Front Lower | |
| 1955-1957 | Chevrolet | Two-Ten Series | Front Lower |
Please confirm the part number and your vehicle's year, make, model and engine before ordering. Questions? Message us with your VIN and we'll check fitment for you.
Specifications
| Brand | Dorman |
|---|---|
| Part Number | 540-074 |
| UPC | 194883756328 |
| Placement | Front, Lower |
| Material | Steel |
| Length | 111 mm |
| Color | Grey |
| Width | 59 mm |
| Type | Threaded |
| Mounting Hardware Included | Yes |
| Height | 85.03 mm |
| Adjustable | No |
| Mounting Type | Bolt-In |
| Mounting Hole Quantity | 4 |
| Wrench Size | 12 mm |
| Stud Type | Tapered |
| Maximum Outside Diameter | 61 mm |
| Castle Nut Included | Yes |
| Grease Fitting Included | No |
| Suspension Grade Type | Standard |
| Bushings Included | No |
| Dust Boot Included | Yes |
| Ball Joint Assembly | Yes |
| Cotter Pin Included | No |
| Cotter Pin Hole | Yes |
| Washers Included | No |
| Greaseable | Yes |
| Stud Thread Length | 35.5 mm |
| Dust Boot Material | Polychloroprene |
| Bushing Quantity | 0 |
| Mounting Bolts Included | No |
| Mount Plate Included | No |
| Tapered Stud | Yes |
| Stud Taper Per Foot | 2 in. |
| Stud Tapered End 2 Diameter | 22 mm |
| Stud Tapered End 1 Diameter | 27.2 mm |
| Attachment Type | Taper |
| Ball Joint Installed | Yes |
| Bearing Material | Metal |
| Bolts/Studs Included | Yes |
| Housing Press Fit Diameter | 45 mm |
| Nuts Included | Yes |
| Package Contents | 1 Ball Joint; 1 Castle Nut; 1 Cotter Pin; 1 Zerk Fitting; 6 Bolts; 6 Nuts; 4 Split Washers |
| Stud Thread Diameter | 1/2 in |
| Stud Thread Pitch | 1.5 mm |
| Thread Pitch | M1.5 |
| Country of Origin | China |
| Warranty | Limited Lifetime |
OE & Interchange Numbers
| 3739959 | General Motors (OE) |
|---|---|
| K670 | Interchange |
| MS50536 | Interchange |
| K-670 | Interchange |
| MK670 | Interchange |
| 610.62044 | Interchange |
| TC6042 | Interchange |
| FA991005 | Interchange |
| 45D2257 | Interchange |