



⚡ Wire your ride with confidence—Painless Performance, where reliability meets ease!
The Painless Performance 10101 Classic Customizable Chassis Harness is a premium, American-made wiring solution designed for GM keyed column vehicles. Featuring 21 circuits with GM color-coded, printed wiring for easy installation, it upgrades your electrical system with modern ATO bladed fuses and OE-style machine crimped fuse blocks. Built with high strand count TXL copper wire for superior durability, this harness comes with a comprehensive full-color manual and lifetime support, making it the go-to choice for hot rod and muscle car enthusiasts seeking reliability and professional-grade performance.


| ASIN | B0006B3UFK |
| Best Sellers Rank | #211,450 in Automotive ( See Top 100 in Automotive ) #995 in Automotive Replacement Electrical Wiring Harnesses |
| Brand Name | Painless |
| Color | Plain |
| Connector Type | Adapter |
| Current Rating | 0.01 Amps |
| Customer Reviews | 4.5 out of 5 stars 58 Reviews |
| Gauge | 1.0 |
| Global Trade Identification Number | 00749823101012 |
| Included Components | Harness |
| Item Type Name | Classic Customizable Chassis Harness - GM Keyed Column - 21 Circuits |
| Item Weight | 9.56 Pounds |
| Manufacturer | Painless Performance Products, LLC |
| Material | Copper |
| Material Type | Copper |
| Model | 10101 |
| Mounting Type | Panel Mount |
| Number Of Contacts | 21 |
| Number Of Poles | 12 |
| Number of Positions | 21 |
| Part Interchange Info | 10101 |
| Part Number | 10101 |
| Specification Met | Energy Rating |
| UPC | 749823101012 |
| Upper Temperature Rating | 1 Kelvin |
| Voltage | 1 Volts |
| Warranty Description | Limited Lifetime |
M**R
5*S*T*A*R*S
Great quality. Very well made. The manual is comprehensive and clearly written. My hat is off to Painless. Thank you for making it Painless!!
D**D
Can't go wrong with a Painless
Well put together wiring harness, Clean up that fire hazard in your older ride!
B**A
Great Harness
Instructions were very good and it is a quality product
J**N
Seems all wires are there for everthing
Some wires are hard to read even with a magnifier
R**N
Haven't installed yet
The heavy gauge wire for the alternator was missing
D**R
Five Stars
Great kit completely happy with it
B**R
Five Stars
Excellent item
A**R
This circuit doesn’t work with powe windows and locks
Requires a different circuit for power windows and power locks
Trustpilot
1 month ago
1 month ago