COATS CHD-9551 Truck Tire Changer, 14" - 46", 51"
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Coats CHD 9551 Heavy Duty Tire Changer for Mining and Agricultural Tires
The Coats CHD 9551 is the flagship model in the CHD series, purpose-built for high-volume shops tackling the industry's most demanding tire applications. This top-of-the-line changer handles the largest super-single, skidder, agricultural, mining, and off-road tires on the market with unprecedented ease and efficiency. With exceptional rim capacity from 14" to 46" (up to 56" with clamp extensions) and tire handling up to 95" diameter by 51" wide, the CHD 9551 delivers the widest fitment coverage in the CHD lineup. Power: 208-230VAC, 3-phase, 60Hz, 22Amp. Warranty: 1 year parts, 90 days labor. Maximum wheel weight capacity: 3,970 lbs.
Coats CHD 9551 Features
Industry-Maximum Tire Capacity
Engineered to handle the largest tires available: up to 95" in diameter and 51" in width. The CHD 9551 tackles super-single tires, skidder equipment, agricultural machinery, and mining equipment with exceptional capability that no other machine in the CHD line can match.
Remote Control Rotating Tool Head
Remote-controlled rotating tool head and arm enable the fastest, easiest tool changes in the business. Work from any position around the machine and change tools without walking to a fixed control panel. Optional wireless remote control (part #89238598) provides complete freedom of movement for maximum operational efficiency.
Extended Rim Range Coverage
Handles rim diameters from 14" to 46" in standard configuration, expandable to 56" with optional clamp extensions. This extraordinary range means you can tackle everything from light truck rims to massive agricultural and earthmoving wheels without requiring multiple machines on your shop floor.
Most Automated Features in the Line
The CHD 9551 incorporates the most advanced automation in the CHD series, including enhanced hydraulic controls, optimized chuck rotation speeds (5-11 rpm adjustable), and the widest range of specialized fittings available for handling diverse tire constructions and rim styles.
Powerful Hydraulic System
2.9 HP hydraulic motor and 3.2-4.4 HP chuck rotation motor deliver exceptional power for handling massive wheels. Factory-set 1,885 PSI pressure relief valve protects the system. Pressure check valve on spindle prevents wheel drop in case of hydraulic line failure, ensuring operator safety.
Professional Coats Engineering and Quality
Built by The Coats Company, the trusted leader in automotive service equipment for over 75 years. The CHD 9551 represents the pinnacle of Coats engineering excellence, combining decades of industry expertise with innovative features designed for the most demanding professional environments.
Coats CHD 9551 Applications
- Mining Equipment Tire Service: Purpose-built for the massive tires found on mining excavators, haul trucks, and specialized earthmoving equipment where reliability and uptime are critical.
- Agricultural Machinery: Engineered specifically for large agricultural equipment including super-single tractor tires, combine harvesters, and specialized farm machinery requiring professional tire service.
- Heavy Construction Equipment: Ideal for maintaining tires on dozers, graders, wheel loaders, and other heavy construction machinery with demanding tire fitments.
- High-Volume Commercial Operations: Designed for busy dealerships and fleet operations running multiple shifts and handling dozens of tire changes daily with maximum efficiency.
- Specialty Off-Road Applications: Perfect for shops servicing specialty off-road vehicles, industrial equipment, and non-standard tire constructions requiring advanced tooling and capabilities.
Coats CHD 9551 Specifications
| Specification | Value |
|---|---|
| Maximum Tire Diameter | 95" (2,400mm) |
| Maximum Tire Width | 51" (1,300mm) |
| Rim Diameter Range | 14" to 46" (56" with optional clamp extensions) |
| Maximum Wheel Weight | 3,970 lbs (1,800kg) |
| Specification | Value |
|---|---|
| Overall Width | 112" (2,850mm) |
| Overall Depth | 81" (2,050mm) |
| Overall Height | 75" (1,900mm) |
| Weight with Standard Accessories | 2,282 lbs (1,035kg) |
| Specification | Value |
|---|---|
| Voltage Supply | 208-230VAC, 3-phase |
| Frequency | 60Hz |
| Electrical Service | 22 Amperes |
| Hydraulic Motor Power | 2.9 HP (2.2kW) |
| Chuck Rotation Motor Power | 3.2-4.4 HP (2.4-3.3 kW) |
| Chuck Rotation Speed | 5-11 rpm (adjustable) |
| Operating Noise Level | Less than 70 dB (A) |
| Specification | Value |
|---|---|
| System Pressure Relief Setting | 1,885 PSI (130 bar) at 10 percent tolerance |
| Hydraulic Fluid Type | ISO VG 46 (Esso Nuto H46 or equivalent) |
| Safety Valve Protection | Spindle check valve prevents wheel drop on line rupture |
Coats CHD 9551 Installation Requirements
Electrical Requirements
Power Supply: 208-230VAC, 3-phase, 60Hz, 22 Amperes. The CHD 9551 requires more electrical capacity than smaller models, so verify your facility has adequate service at the main panel. A licensed electrician must install and verify the electrical supply meets all code requirements and specifications.
Concrete Foundation
Foundation Specifications: Installation requires a level concrete floor minimum 8" thick with concrete quality of B25 (minimum 937 lbs/sq ft pressure resistance). Anchor bolts must extend at least 4.9" into the concrete slab. When wheels exceed 1,000 lbs, fastening with proper anchor bolts is mandatory. If floor thickness is less than specified, fastening points of the required concrete quality are acceptable alternatives.
Space and Clearance Requirements
Machine Footprint: 112" width by 81" depth by 75" height. The CHD 9551 is larger than other CHD models and requires adequate shop space for the extended tool reach and rotating tool head. Working Range: Maintain minimum clearance from walls on all working sides. Unauthorized personnel must be kept clear of the complete working area during operation.
Environmental and Workplace Requirements
Operating Environment: Machine must not operate in explosive atmospheres. Relative humidity range 30-95 percent without condensation. Temperature range 32-131 degrees F (0-55 degrees C). The machine must be installed on a level, stable surface with excellent lighting for safe operation. If installed outdoors, permanent roof protection from rain is required.
What's Included with the Coats CHD 9551
- CHD 9551 Heavy Duty Tire Changer with four-jaw chuck assembly
- Portable wired remote control unit with rotating tool head control
- Bead loosening disk tool for demounting operations
- Hooked tool for specialized demounting and mounting applications
- Tool holding arm with sliding carriage and ramp platform
- G-clamp (standard) for tire mounting operations
- Small double tool for specialized applications
- Alloy tubeless roller for smooth bead work
- Tubeless roller for standard tire applications
- Set of four clamping extensions (47" to 56" rim coverage)
- Operating and Maintenance Manual with complete service instructions
- Warranty documentation and parts reference information
Optional Accessories: Wireless remote control unit for complete machine freedom, specialized alloy wheel clamps, lock ring holders for multi-piece wheels, skidder clamps for special applications, bead lifting guide bars for agricultural tires, clamping protector sets for alloy wheels, and additional tool attachments.
Not Included: Electrical installation labor, concrete work and floor anchoring, delivery and unloading services (available through freight carrier), forklift or loading dock equipment, shop air supply system, hydraulic fluid for initial fill, or operator training.
Coats CHD 9551 Shipping and Delivery
Freight Shipping
Coverage: Free freight shipping to commercial addresses in the 48 contiguous United States. Lead Time: 4-6 weeks from order. Crating: Shipped in heavy-duty wooden pallet crate with protective materials. International: Contact sales team for international shipping quotes and availability.
Delivery Requirements
Unloading: Requires forklift with substantial capacity (machine weighs 2,282 lbs). Forks must be positioned through designated fork pockets on base frame. Standard delivery is curbside to commercial addresses. Inspection: Inspect all shipping crates for visible damage before accepting delivery. Note any damage on the bill of lading. Retain all packaging materials for protection during storage or future transport.
Returns and Damage Claims
Returns accepted within 30 days of delivery if product is unopened in original factory packaging with proof of purchase. A 20 percent restocking fee applies to all returns. Buyer is responsible for all return freight costs. Damage claims must be reported to the freight carrier within the specified timeframe. Retain all packaging and photographic documentation of damage for claim processing.
Coats CHD 9551 Warranty
Coats Heavy Duty Tire Changer Limited Warranty
The Coats Company warrants all CHD Series Heavy Duty Tire Changers to be fit for normal use and free from defects in materials and workmanship when delivered to the original purchaser. This limited warranty provides comprehensive coverage backed by decades of industry reputation and proven reliability.
- 1 Year: Full warranty coverage on all parts and components including motors, hydraulic system, chuck assembly, remote control system, and all mechanical components
- 90 Days: Labor coverage for on-site service and repairs at authorized Coats service centers
- 5 Years (Pro-rated): Transmission warranty with special terms: customer pays 60 percent of current list price for parts between year 3-4, and 80 percent between year 4-5
Coverage Requirements: Warranty applies only to defects in materials and workmanship discovered and reported within the warranty period. Machine must be installed on proper concrete foundation, operated by trained personnel, and maintained according to manufacturer specifications. Warranty does not apply to misuse, abuse, neglect, tampering, unauthorized alterations, accidents, or exposure to elements. Failures due to air system contamination are excluded. Wear items such as clamp inserts and bead loosener pads are consumables and not covered.
Warranty Service: Contact Coats customer service at 1-800-688-9240 (United States) or 1-877-801-1405 (Canada) to arrange warranty repairs. Exclusive remedy for warranty claims is repair or replacement at Coats discretion. Warranty extends only to the original purchasing entity and is not transferable. Applies to equipment sold and used in Canada and the United States.
Documents
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Questions About the Coats CHD 9551?
Our automotive equipment specialists can help with installation planning, configuration options for your specific applications, operator training recommendations, and answers to all technical questions about the industry's most capable tire changer.
Coats CHD 9551 FAQ
What is the maximum tire diameter the CHD 9551 can handle?
The Coats CHD 9551 handles tires up to 95 inches in diameter and 51 inches in width, making it the largest capacity tire changer in the CHD line. This exceptional capacity accommodates super-single tires, mining equipment tires, and specialized agricultural equipment that no other CHD model can handle.
What rim sizes does the CHD 9551 accommodate?
The CHD 9551 handles rim diameters from 14 inches to 46 inches in standard configuration. With optional clamping extensions (included with standard package), the machine can accommodate rims up to 56 inches in diameter, providing the widest flexibility in the CHD series for diverse fitments and massive wheels.
What are the electrical power requirements for the CHD 9551?
The CHD 9551 requires 208-230VAC, 3-phase, 60Hz, 22 Ampere electrical service. This is a higher power draw than smaller CHD models due to the more powerful hydraulic and chuck rotation motors. Verify your facility has adequate electrical capacity at the main panel before ordering. A licensed electrician should install and verify the supply.
What is the wireless remote control feature?
The optional wireless remote control unit (part number 89238598) allows the operator to move freely around the machine while controlling the rotating tool head and other functions. This eliminates cumbersome cables and provides maximum operational flexibility, especially valuable when working with massive tires that require movement around the machine.
How does the remote control rotating tool head work?
The CHD 9551 features a remote-controlled rotating tool head and arm that allows you to change tools without manually walking them to a fixed control station. Simply operate the remote control from any position around the machine to rotate the tool head. This is the fastest, easiest tool change system in the CHD line.
What concrete foundation does the CHD 9551 require?
The machine requires installation on a level concrete floor minimum 8 inches thick with concrete quality of B25 (minimum 937 lbs per square foot pressure resistance according to DIN 1045). Anchor bolts must extend at least 4.9 inches into the concrete slab. When wheels exceed 1,000 lbs, fastening with proper anchor bolts is mandatory.
Is the CHD 9551 suitable for mining and earthmoving equipment tires?
Yes. The CHD 9551 is purpose-built for mining and earthmoving applications. It handles the specialized tires found on excavators, haul trucks, dozers, graders, and other heavy equipment where reliability and uptime are critical. It offers the widest range of optional fittings in the CHD line for these applications.
What is the warranty coverage for the CHD 9551?
The Coats CHD 9551 is covered by a 1-year parts warranty and 90-day labor warranty from the date of delivery. Additionally, the transmission is covered for 5 years pro-rated, with the customer paying 60 percent of current list price between years 3-4, and 80 percent between years 4-5. Warranty applies only to defects in materials and workmanship under normal use conditions.
How does the CHD 9551 compare to the CHD 9041 model?
The CHD 9551 is the top-of-the-line model with superior capacity and features compared to the CHD 9041. The 9551 handles larger tires (95 inches vs 90.5 inches diameter), wider tires (51 inches vs 42 inches width), has more powerful motors (2.9 HP vs 2.0 HP hydraulic), and includes the remote control rotating tool head feature. Choose the CHD 9551 for the largest applications and highest volumes.
What maintenance schedule does the CHD 9551 require?
Regular maintenance includes frequent checks of hydraulic and gear oil levels using the sight glass and dipstick. Lubricate swivel joints and guide rails periodically with light machine oil after cleaning with naphtha. Grease the spindle bracket swivel through the grease fitting using standard lubricating grease. Check hydraulic pressure regularly to ensure the relief valve is functioning at the factory setting of 1,885 PSI. Detailed schedules are in the operation manual.
What hydraulic fluid should be used in the CHD 9551?
Use ISO VG 46 hydraulic fluid such as Esso Nuto H46 or equivalent products like Agip Oso 46, Shell Tellus Oil 46, Mobil DTE 25, Castrol Hyspin AWS 46, Chevron RPM EP Hydraulic Oil 46, or BP Energol HLP. For the gear unit, use Esso Spartan EP 320 or equivalent oils like Agip F1 REP 237, BP GRX P 320, Chevron Gear Compound 320, Mobil Gear 632, Shell Omala Oil 320, or Castrol Alpha SP 320.
What is the shipping weight and typical delivery lead time?
The CHD 9551 weighs 2,282 pounds with standard accessories. Shipping weight in the wooden crate is approximately 2,500 pounds. The machine is shipped on a standard pallet in a heavy-duty wooden crate that requires forklift handling. Free freight shipping is included to 48 contiguous US states. Standard lead time is 4-6 weeks from order placement.
California Proposition 65 Warning
WARNING: This product can expose you to chemicals including styrene and vinyl chloride, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.p65warnings.ca.gov.
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