Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 1
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 2
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 3
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 4
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 5
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 6
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 7
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 8
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 9
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 1
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 2
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 3
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 4
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 5
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 6
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 7
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 8
Dorman 521-685 Trailing Arm 1999-2003 Mazda Protege - view 9
Dorman Products

Dorman 521-685 Rear Left Suspension Trailing Arm 99-03 Mazda Protege Protege5

In stock
SKU: 591|521685
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
$36.79
Select your vehicle at the top of the page to check fitment.
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.

Product details

  • SKU 591|521685
  • Barcode 019495425663

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Description

Engineered for passenger safety and rigorously tested for secure performance, this trailing arm was designed as a direct replacement for your vehicle's original part. Industry-leading evaluation process ensures smooth ride and predictable handling.

  • Direct replacement - this suspension trailing arm fits and functions like the original equipment part
  • Quality construction - manufactured from same materials as original equipment for safety and reliability
  • Durable - protective finish for long-lasting corrosion resistance
  • Quality tested - has undergone testing to ensure proper fit and performance

Vehicle Fitment

Year Make Model Position Notes
1999-2003 Mazda Protege Rear Left
2002-2003 Mazda Protege5 Rear Left

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 521-685
UPC 019495425663
Placement Rear, Left
Material Steel
Length 613.6 mm
Color Black
Mounting Hardware Included No
Adjustable No
Bushing Material Rubber
Bushing Color Black
Finish Coated
Mounting Hole Diameter 20.2 mm; 12.2 mm
Pre-Greased No
Grease Fitting Included No
Bushings Included Yes
Ball Joint Included No
Grade Type Standard Replacement
Ball Joint Installed No
Control Arm Type Boxed
Package Contents Suspension Trailing Arm
Country of Origin Taiwan
Warranty Limited Lifetime

OE & Interchange Numbers

BL8D28250A Mazda (OE)
BL8D28250B Mazda (OE)
BJ0E28250B Mazda (OE)
BJ0E28250A Mazda (OE)
13CB76038 Interchange
CMS76129 Interchange
RK642050 Interchange
CA6450 Interchange
TC6284 Interchange
102-6614 Interchange
2606240 Interchange