NO LONGER AVAILABLE Listing ended Jun 15, 2026

1986 Chevrolet C20

Michigan

$6,495

Vehicle Details

Make

Chevrolet

Model

C20

Year

1986

Exterior Color

Brown

Transmission

Automatic

Drivetrain

RWD

Fuel Type

Gasoline

Engine

and a TH400 automatic

Condition

Fair

Description

1986 Chevrolet C20 Long Bed – Project Truck | Clean Title | 350 V8 + TH400 Auto Condition: Fair Drivetrain: RWD | Transmission: Automatic Engine: 350 V8 | Fuel: Gas Odometer: Rolled Over Color: Brown | Title: Clean Type: Pickup Truck This is a 1986 Chevy C20 long bed project truck—a solid foundation for someone looking to restore or build a classic square-body workhorse. It’s equipped with a 350 V8 engine and a TH400 automatic transmission. The truck starts and runs, but will need work before it's ready for daily driving.

Perfect for a builder, mechanic, or classic Chevy enthusiast who wants to bring a vintage truck back to life. Clean title in hand. Bring a trailer—this one needs some TLC!

Classic Chevrolet C20 Buyer's Guide (1960–1987)

Full guide

Robert Halloran

Classic Trucks

1960–1987

~3 min read

Updated Apr 2026

The C20 is the three-quarter-ton workhorse that buyers overlook in favor of the C10. Heavier axles, stronger payload, and lower prices make it the serious truck buyer's choice.

This guide covers

✓ 12-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 C20 Buyer's Guide

Chevrolet C20 Market Overview

Based on 52 Chevrolet C20 listings currently on ClassicCarsArena.com

Listed Now

$16,774

Avg. Asking Price

1951–1986

Year Range

Price Position on Our Site - Below Average

This car: $6,495

Low: $6,495 High: $42,995

Transmission Distribution

Automatic 69% ◄

Manual 29%

Condition Distribution

Excellent 2%

Good 17%

Fair 13% ◄

Data from ClassicCarsArena.com listings Browse all 52 listings →

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Classic Chevrolet C20 Buyer's Guide (1960–1987)

Most people shopping for a classic Chevy truck go straight to the C10, the half-ton, the light hauler, the show truck. The C20 gets less attention, and that's exactly why it deserves yours. The three-quarter-ton platform was built for work: Dana 60 rear axle, heavier leaf springs, higher payload ratings, and a drivetrain overspecified for the loads most buyers actually put on it. Same cab, same styling generations, same engine options as the C10. The differences are entirely in the hardware underneath, and those differences are in your favor if you need a truck that can actually do truck things.

What to Check Before Buying

✓

Rear axle identification , Identify Dana 60, GM 14-bolt full-float, or a lighter swap underneath

✓

Leaf spring condition , Check for broken leaves, worn shackle bushings, and proper arch height

✓

Towing stress inspection , Inspect frame at receiver hitch area for stress cracks or distortion

✓

Transmission fluid , Check fluid color and smell (dark/burnt indicates heat stress from towing history

✓

Driveshaft U-joints , Inspect for wear and play) towing loads accelerate wear

✓

Brake system , Verify full brake function (C20 drums must work properly under load

✓

Rear axle wheel bearings , Listen for rear axle growl changing with speed) bearing wear indicator

✓

Cab mounts (Square Body) , Check cab mount bushing condition for compression and cab-to-frame movement

✓

Frame rails full length , Probe frame rails at both kick-up sections for structural rust

✓

Cab corners , Tap and inspect lower door channel area for rust behind corner panels

✓

Bed floor , Assess original steel vs. replaced panels; check under the bed for frame rust

✓

Engine cold start , Listen for bearing or valve train noise; check oil condition on dipstick

Common Issues

Same issues as C10: cab corner rust, bed floor rust, frame kick-up corrosion, deferred mechanical service. C20-specific: leaf springs that have been overloaded over years will settle and lose arch, a flat spring pack means reduced capacity and poor ride, requiring rebuild or replacement. Full-floating axle wheel bearings require periodic repacking and can fail if neglected, growl from rear axle that changes with speed is a symptom. Brake drums on heavy-use trucks wear faster. Square Body cab mount bushings compress under years of load use, worn mounts allow cab-to-frame movement.

What to Look For

Apply full C/K frame, cab corner, and bed inspection. C20 specifics: identify rear axle type (Dana 60 or GM 14-bolt preferred over 12-bolt swap). Check leaf springs for broken leaves and worn shackles. On towing trucks: inspect frame at receiver for stress cracks; check transmission fluid for dark/burnt condition; inspect U-joints for wear. Verify brake system fully functional, larger drums must be in proper condition for safe loaded operation. Check wheel bearing condition on full-float axle, outer bearings require periodic service.

Price Guide

1967–1972 C20: driver $16,000–$26,000; show $38,000–$58,000. Square Body C20 (1973–1987): driver $14,000–$24,000; show $32,000–$50,000. First gen 1960–1966: $13,000–$22,000 driver. The 10–20% C20 discount vs. C10 is consistent, a reliable feature of the market representing real value for buyers who want the stronger truck.

Did You Know?

The GM 14-bolt full-floating rear axle has been factory-fitted in various forms to trucks produced into the 2000s. The C20 designation was retired in 1987 when GM switched to the C2500 nomenclature. Heavy-duty fleet operators (moving companies, farms, contractors) routinely ran C20s to 300,000–400,000 miles with regular maintenance, a testament to the drivetrain's engineering margin.