SOLD on Jun 15, 2026

Elite Dealer

1984 Mercedes-Benz 380 SL

Michigan

$26,995

Vehicle Details

Make

Mercedes-Benz

Model

380 SL

Year

1984

Mileage

82,411 miles

Body Type

Convertible

Transmission

Automatic

Fuel Type

Gasoline

Engine

3.8L V8

Description

1984 Mercedes-Benz 380SL – Signal Red over Palomino Leather This 1984 Mercedes-Benz 380SL (R107) has remained in the same family since new. Originally purchased by the seller’s grandparents, it was passed down through the family before transferring to the current owner in 2024. A true single-family-owned, original character, classic style, and recent professional servicing – making it both collectible and ready to enjoy.

Drivetrain & Features 3.8-liter V8 engine paired with a 4-speed automatic transmission Finished in Signal Red (Code 568) with matching factory hardtop and black soft top Palomino leather interior with woodgrain trim 15' alloy wheels Power windows & power antenna Power-assisted four-wheel disc brakes Cabin heater & fog lights Recent Recommissioning (2024) Following long-term indoor storage, this SL was carefully recommissioned with attention to reliability and drivability. Work included: Engine service – oil change, new accessory belts Power steering – system flushed, new coupler, damper, center link, tie rods, and linkage Suspension – new sway bar bushings and end links Brakes – brake fluid flush Electrical/Other – new idle control circuit fuse, new battery, new coolant reservoir cap, new fuel lines Valve cover gaskets replaced Recently passed California emissions testing – runs strong with smooth shifting and confident road manners Condition Exterior: Signal Red paint shows strong shine, complemented by clean chrome, bumpers, quad headlights, and fog lights Interior: Palomino leather presents cleanly, with original trim and functioning electronics Tops: Both removable hardtop and retractable soft top are in excellent condition with proper seals Included with Sale Original owner’s manual Recent service records Clean Carfax report Clean California title Highlights Single-family-owned since new – rare provenance Classic Signal Red over Palomino color combination

Mercedes-Benz 380 SL Buyer's Guide

Full guide

Emily Chen

JDM Classics

1980–1985

~3 min read

Updated Apr 2026

The Mercedes-Benz 380 SL is the R107 generation at the intersection of elegance and engineering — a two-seat roadster that set the standard for open-top grand touring across two decades of production and still delivers the experience today.

This guide covers

✓ 9-point inspection checklist

✓ Common issues & what to avoid

✓ In-person inspection guide

✓ Market pricing by year & condition

✓ 5 FAQs answered

✓ History & fun facts

Read the Full 380 SL Buyer's Guide

Mercedes-Benz 380 SL Market Overview

Based on 22 Mercedes-Benz 380 SL listings currently on ClassicCarsArena.com

Listed Now

$16,923

Avg. Asking Price

1981–1988

Year Range

Price Position on Our Site — Above Average

This car: $26,995

Low: $9,000 High: $27,485

Transmission Distribution

Automatic 77% ◄

Condition Distribution

Good 14%

Fair 9%

Data from ClassicCarsArena.com listings Browse all 22 listings →

Mercedes-Benz 380 SL Buyer's Guide

Emily Chen here, and the R107 Mercedes SL is the car that most clearly explains what a grand touring roadster is supposed to be. Not a pure sports car — the 380 SL was never trying to compete with a Porsche for corner speed. Not a pure luxury car — the soft top is right there above your head. It's a machine engineered for covering long distances in complete comfort with a passenger who appreciates quality, and it executes that mission with a German thoroughness that was unmatched in 1980 and remains impressive today.

The 380 SL specifically was Mercedes's US-market answer to tightening emissions regulations. The 450 SL that it replaced used a 4.5-liter V8; the 380 SL's 3.8-liter unit was lighter, cleaner, and — in initial production — somewhat less satisfying. But the chassis, the interior, and the overall experience are the same R107 magic that made this generation the longest-running production SL in Mercedes history.

What to Check Before Buying

✓

Timing Chain Tensioner — Verify updated timing chain tensioner hardware — original plastic components are a known failure risk that can destroy the engine.

✓

Soft Top Operation — Test hydraulic soft top through full open and close cycle — both directions should be smooth and complete.

✓

Climate Control — Test the climate control through all modes including both hot and cold — vacuum system failures are common.

✓

Hardtop Condition — Inspect hardtop for cracks and verify mounting hardware is intact and corrosion-free.

✓

Interior Originality — Verify interior color and materials are original — incorrect reupholstery significantly affects value.

✓

Fuel Injection — Run the engine to temperature — idle should be stable and smooth at ~750 RPM with no hunting or stumbling.

✓

Lower Sill Rust — Inspect lower sill seams and rear fender lower edges — common rust locations on neglected examples.

✓

Service History — Verify timing chain tensioner service is documented — this is the most important maintenance record to have.

✓

Power Accessories — Test all power windows, mirrors, and seats — functioning accessories confirm overall maintenance quality.

Common Issues

Timing chain tensioner failure from degraded plastic components — a critical pre-purchase check. Soft top hydraulic system leaks causing slow or non-functional top operation. Climate control system failures (vacuum-operated components degrade with age). Fuel injection issues with the Bosch K-Jetronic (CIS) system, especially idle instability. Rust at lower sills and rear fender lower edges on poorly-maintained examples. Dashboard and interior trim cracking from UV exposure.

What to Look For

Verify the timing chain tensioner has been updated with modern hardware — original plastic tensioners are a known failure risk. Test all power accessories, especially the soft top hydraulics and climate control; non-functioning systems indicate deferred maintenance across the car. Check the soft top condition and hydraulic operation carefully. Inspect the hardtop mounting points for corrosion. Verify the full-leather interior is original and correctly colored — non-original reupholstery significantly affects value. Check for rust at the lower sill seams and rear fender areas.

Price Guide

Driver-condition 380 SL with both tops: $18,000–$30,000. Well-maintained, fully functional 380 SL: $28,000–$45,000. Show-quality concours examples: $45,000–$65,000. Both tops present and functional adds $3,000–$6,000 over single-top examples. AMG or factory option upgrades (rare on 380 SL) add significant premium. Comparison: the 450 SL (1972–1980) commands 10–20% premium over the 380 SL due to larger-displacement engine preference.

Did You Know?

The R107 SL was produced from 1971 to 1989 — an 18-year production run that is one of the longest in automotive history for an essentially unchanged design. The hardtop was engineered to be removable by two people in approximately 10 minutes, and the removal/storage procedure was documented step-by-step in the owner's manual. The 380 SL's aluminum V8 was among the most sophisticated engines offered in any American-market car of 1980.