For Sale: 1986 Chevrolet Monte Carlo in Joliet, Illinois

Heaton's Hot Rods is proud to offer this exceptionally rare 1986 Monte Carlo SS, one of only 12 built with Dark Maroon Metallic exterior (79U), matching maroon cloth interior (79R), factory T-tops (CC1), N90 aluminum wheels, G80 Posi rear, and full power options including power windows (A31), power trunk (A90), and cruise control (K34). Out of 6,451 total SS models produced, just 119 featured this color combination with T-tops and power features, making this example a documented standout in enthusiast registries.
This numbers-matching vehicle retains its original L69 5.0L High Output V8 (rebuilt with stock bore and mild performance cam for a distinctive lope and enhanced sound) and 200-4R transmission (fully rebuilt with shift kit, new internals, and 1900-rpm stall torque converter). The original G80 Posi differential with 3.73 gears remains in place. Recent mechanical enhancements include a rebuilt Quadrajet carburetor, shorty ceramic-coated headers, G-Force crossmember enabling true dual 2.5-inch exhaust with Flowmaster 50 Series mufflers, new OEM-style radiator, water pump, heater core, and 100-amp alternator. Braking system is all new, with front rotors and calipers, rear drums and shoes.
Suspension has been upgraded with UMI 2-inch lowering springs and Bilstein shocks for improved handling, complemented by brand-new 17-inch N90-style aluminum wheels and performance tires. The exterior features fresh Dark Maroon Metallic paint with correct SS graphics and decals (solid driver quality, rated 6 out of 10), while the interior is entirely new maroon cloth, including seats, carpet, headliner, and door panels. All weatherstripping and T-top seals are replaced for leak-free operation. The undercarriage has been cleaned, detailed, and painted black. Audio upgrades consist of a Pioneer 1�-DIN GM-replacement CD player with new front and rear speakers.
Odometer reads just over 30,000 miles can't verify mileage is correct. title exempt due to age). This turn-key classic combines factory rarity with tasteful modern upgrades, ideal for shows or spirited drives. The SPID label from the provided image confirms this vehicle is a 1986 Chevrolet Monte Carlo SS coupe. The VIN is 1G1GZ37G9GR207349, indicating it was built at the Arlington, Texas plant. Below is a complete decode of all visible Regular Production Option (RPO) codes on the label, along with additional standard SS features that were mandatory and may not appear on every label.
RPO Code
Description
1GZ
Monte Carlo SS model line (sport coupe with performance package)
A31
Power windows
A90
Power trunk release
BX4
Monte Carlo SS special body side moldings and decals
CC1
Removable glass T-tops (Hurst-style)
CD4
Intermittent (pulse) windshield wipers
D35
Left-hand remote and right-hand manual sport mirrors
G80
Limited-slip (Posi-Traction) rear axle (mandatory with N90)
K34
Electronic cruise control
L69
5.0L (305 ci) High Output V8 engine (180 hp factory rating)
MX0
200-4R 4-speed automatic overdrive transmission
N90
Aluminum wheels (15x7 ""bowling ball"" style originally)
U63
AM/FM stereo radio (base unit, no cassette)
U25
Trunk compartment lamp
79U
Primary exterior color: Dark Maroon Metallic (rarest 1986 SS color)
79R
Interior trim: Dark Carmine (maroon) cloth notchback seats
Additional Mandatory Standard Features on Every 1986 SS (Not Always Listed on SPID):
B4Z: SS appearance package
D80: Rear spoiler
F41: Special performance suspension
JW9: 3.73:1 axle ratio with 8.5-inch ring gear
NK3: Leather-wrapped steering wheel
QYM: P215/65R15 Goodyear Eagle GT tires (original)
TR9: Interior lighting group
TT4: Halogen headlamps
This configuration represents one of only 119 1986 Monte Carlo SS models built with Dark Maroon Metallic exterior, maroon cloth interior, T-tops, and full power options, and one of just 12 with the N90 aluminum wheels and G80 Pos