Attributes

Brand	-
Category	Auto Parts, Care & Maintenance / Wheel Balancer
Origin	-
Brand	Unite
Model Number	U-100AJ
Measurement Type	Laser Automatic
Compatible Models	500, 620, 629, 689
Power Supply	220V / 110V AC
Max Wheel Diameter	1000 mm
Balancing Speed	Adjustable up to 220 RPM
Display Type	LED Digital Display
Origin	Shanghai, China
Warranty	1 Year Manufacturer Warranty

6 reviews

Anonymous

Mar 29, 2026

Rating: 5/5

Reliable and robust

We have been running this machine for six months now with zero issues. The automatic data entry via laser reduces human error significantly. Very satisfied with the purchase.

Anonymous

Mar 25, 2026

Rating: 4/5

Good value for money

Does exactly what it promises. The only reason I didn't give 5 stars is that the manual could be more detailed in English, but the support team was helpful when we called.

Anonymous

Mar 24, 2026

Rating: 5/5

Professional grade equipment

This unit fits perfectly into our professional garage setup. The stability during high-speed spinning is impressive, and the readout is clear and easy to understand.

Anonymous

Mar 17, 2026

Rating: 5/5

Excellent precision for our shop

The laser measurement system on this Unite balancer is incredibly fast and accurate. We upgraded from an older manual model, and the time saved per wheel is significant. Highly recommended for busy automotive shops.

Anonymous

Mar 16, 2026

Rating: 4/5

Great machine, steep learning curve

The build quality is solid and it balances tires perfectly once you get the hang of the interface. It took our technicians a few days to master all the automatic features, but now they love it.

Anonymous

Mar 09, 2026

Rating: 5/5

Best investment for tire service

Direct from the Shanghai factory meant a great price point without sacrificing quality. The U-100AJ handles heavy truck tires as well as standard passenger cars with ease.

5 FAQ

Q: Is the software updateable if new vehicle profiles are released?

A: Absolutely. The machine features a USB port that allows for easy firmware and database updates to ensure compatibility with the latest wheel models.

Q: Do you offer installation support or video guides?

A: Yes, upon purchase, you will receive access to our online portal containing detailed video installation guides, and our technical team is available for remote assistance.

Q: Does this machine come with the necessary cones and adapters for different wheel sizes?

A: Yes, the U-100AJ package includes a standard set of cones, quick-release nuts, and adapters suitable for most passenger and light truck wheels.

Q: Can this balancer handle run-flat tires effectively?

A: Yes, the U-100AJ is designed to handle various tire types, including run-flats. Just ensure you select the appropriate program mode on the display before starting.

Q: What is the typical calibration interval for the laser system?

A: We recommend performing a self-calibration check once a month under normal usage conditions. The machine has a built-in routine to guide you through this process.

Explore your interests

Car Tire Stone Removal Hook, Stainless Steel Multi-Function Cleaner Tool

$5.80

Carburetor Cleaner, Throttle Body & Fuel Injector Carbon Deposit Remover, Strong Degreaser for Scooters, Motorcycles, and Cars

$4.98

14500 Lithium Battery Kit 3.7V Rechargeable High Capacity for Flashlight Toy Microphone Mouse Remote Control AA Size

$2.73

Korean Imported New Santa Fe 2.4, New Sorento 2.4, Sportage AC Blower Motor

$160.00

Car Dent Repair Tool Car Dent Suction Cup Door Scratch-Free Dent Puller Sheet Metal Puller Heavy Duty

$6.29

Fuyang River Horse Climbing Machine - 5kW High-Power Auto Chassis Nut Remover & 3kW Universal Bow Clamp Tool

$1,937.50

Engine and Transmission Mount Kit for Kia Carens 2007–2012 2.0L – Includes Fixed Brackets

$227.00

Presta/Schrader Valve Caps for Mountain/Road Bikes, E-bikes, and Motorcycles, Dust-Proof Tire Valve Covers

$6.50

Seven-Star Hotel-Style Minimalist Embroidered Bedding Set: 100-Count Aksu Long-Staple Cotton, 184 Satin Weave, Four-Piece Set for All Seasons

$781.00

Electric Vehicle Tow Dolly, Battery Tricycle Booster, Motorcycle Flat Tire Rescue Tool, Deflated Tire Self-Rescue Mover

$15.86

Dongfeng Peugeot 207 Blower Motor Assembly; Peugeot 206/Citroën C2 AC Heater Fan Motor Assembly

$284.00

OEM Blower Motor for Nissan Tiida, Sylphy, Livina, Geniss (Part No. 27226-ED52A)

$95.00

Specialized Wrench T10360 (12mm) for VW/Audi 1.8/2.0 EA888 Water Pump Drive Pulley

$38.20

2-in-1 Copper Pipe Flaring Tool – Eccentric Tube Expander for Air Conditioning Installation, Featuring Flare Mouth Design

$63.00

USB Flash Drive Dedicated Dash Cam for Leapmotor C11/C10/C16/B10/A10/B01/LAFA5/D19

$62.80

Children's Bicycle Training Wheels - Thickened & Widened Side Wheels for 12/14/16/18-inch Kids' Bikes

$19.80

High-Quality Xiaoying Electronics Dual Fuse Car Fuse Box Tap Quick Connector One-to-Two One-to-Three

$20.00

Cute Anti-Static Door Handle Cover - Child Safety Bumper for Winter

$5.80

Dog Barking Car Horn: 12V/24V Universal Canine Sound for Motorcycles and E-Bikes, Personalized Reverse Modification

$22.00

Rockbros Multi-Function Tire Lever Ratchet Wrench Mountain Road Bike Patch Combo Bicycle Repair Tools

$45.30

Wheel Balancer Accessories: Kezhuo Three-Button Control Panel for Kexing C301G Balancer, Including Switches

$75.00

Custom Spring Balancer, HW Self-Locking Tension Balance Hoist 1KG, 1.5m 2m 2.8m 3m Balancer

$523.00

4-in-1 Valve Core Wrench and Key Tool for Car Tires, E-bikes, and Bicycles - Deflation Tool with Free Shipping

$2.78

Timing Gear VVT Driver VVT Pulley for Geely New Emgrand EC7 GS GL SC6 X3 S1 4G13T Engine

$115.00

Double-Row Donghua Short Pitch Roller Chain 36A40A40B48A48B56B-2 for Mechanical Industry Conveying and Transmission

$248.00

Original Ford Focus, Ford Escort, Edge, Mondeo, Zhisheng, Kuga, EcoSport Starter Motor

$192.00

Cute Bear Plush Door Handle Decor - Entrance Door Doll, Wall Bumper, Home Decoration Ornament

$16.80

ZTF Adjustable Damping Spring Vibration Isolator (Specialized for Transformers)

$411.00

Electric Scooter Rain Cover - Universal Sunshade and Waterproof Motorcycle Coat, Thickened for All Seasons

$29.70

Compatible with Hyundai Elantra Accent Sonata Mingyu Yuedong Verna Tucson AC Evaporator Blower Motor

$68.50

FGS-15049-030/55/70/85/150-15069-050/080/100/120-15099-070

$5.00

Tire Sidewall Repair Glue - Rubber Sealant for Cracks, Cuts, and Hard Damage

$11.88

12V/24V Generator Intelligent Electronic Regulator for Agricultural Vehicles and Tractors, 1500W High-Power Electronic Regulator

$9.20

DAHON Folding Bike Computer Mount - Centered Phone Holder, Universal Quick-Release Stem Cap, Multi-Function Cycling Action Camera Bracket

$24.20

Lower Engine Mount Rubber Pad Subframe Lower Mount for Elantra Verna Mistra Sonata VIII IX35 K2 K5 Sportage

$75.00

Lifetime Warranty Category 5 ENET Cable for BMW Hidden Programming Remote Matching F G I Chassis

$13.70

Xinda Outdoor Climbing Harness, Sit-Style Waist Belt, Children's Half-Body High-Altitude Fire Escape Rapelling Equipment

$38.20

NSK Genuine Wheel Bearings for Volkswagen Bora/Golf/Lavida/Brilliance FRV/FSV – Front and Rear Left/Right Wheel Hubs

$85.00

Engine Mount and Transmission Bracket for Dongfeng Xiaokang C31 C32 C51 C52 C55 C35 C36 C37 DK15 Models

$59.80

Anti-Door-Squeak Lubricant Door Hinge Lock Cylinder Specialized Lubricant Household Anti-Theft Door Window Noise Removal Rust Remover

$5.95