Front Shock Absorber Assembly (left) 48520-80178BTR for Lexus
4852080178BTR - Chassis parts
Compatible Models
Vehicle models currently mapped to this OE part.
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Product Overview
This is a genuine Lexus OEM front shock absorber assembly (left), OE 48520-80178BTR, which damps suspension movement as a complete strut or damper unit. Fitment is matched by OE number — send your VIN to confirm the exact application. 2 interchangeable part numbers are listed, including 48520-80147 and 48520-30291.
Ask for a wholesale quotation with your VIN or OE number; we ship worldwide.
Technical Specifications
| OE Number | 4852080178 |
| Part Name | Shock Absorber Assembly |
| Brand | Toyota |
| Position | Front Left |
| Type | Shock Absorber (assembly / strut front LH Genuine Lexus “Absorber Assy Shock Front LH”) |
OE Cross-Reference
| 48520-80147 | Lexus OE |
| 48520-30291 | Lexus (MARK) |
Questions and Answers
What part numbers replace 48520-80178BTR?
Listed on this page are 2 interchangeable numbers for 48520-80178BTR, among them 48520-80147 (Lexus OE), 48520-30291 (Lexus (MARK)).
How can I verify that 48520-80178BTR is a genuine Toyota part?
To verify this Front Shock Absorber Assembly (Left), look for the ten-character number 48520-80178BTR on the box label together with the country-of-origin marking, then check that the part number is die-stamped or laser-etched into the metal itself rather than printed in ink, and it matches the box label, and that the metal carries the supplier’s mark cast or stamped next to Toyota’s own mark, not a separate printed sticker. We can provide the invoice, packing list and CoO for any order.
Where is 48520-80178BTR installed on the vehicle?
It is fitted in the Front Left position.
How many pieces are needed for 48520-80178BTR?
Sold as one piece per corner – replace them in pairs (left and right) on the same axle.
Is there anything I need to know before installing this part?
A few points before you fit it: Torque the fasteners with the suspension at ride height and have the alignment checked afterwards.
Is the genuine part worth it compared with an aftermarket equivalent?
What the genuine item buys you is concrete: the part is machined to OE tolerance, so it mounts and seats without shimming or rework; and the OE heat treatment and surface finish help the part resist wear, corrosion and seizing. These are the aftermarket equivalents you may also see quoted.
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