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1988 Mack RD688S
The 1988 Mack RD688S, a stalwart in logistics, boasts a rebuilt 300 HP Mack engine, ideal for heavy-duty tasks. With a 22 cubic yards capacity and sturdy steel wheels, this truck means business. Featuring a manual 6-speed transmission and Hendrickson spring suspension, it's built for rugged terrain. The odometer reads 80,000 miles, reflecting its workhorse history. Located in New York, this Mack RD688S shows no mechanical issues or body damage. Running on diesel, this truck is ready to tackle any job with its 17-foot box length and 21-inch width. Previously sold status.
Stock Number
STK-583711000
Available Colors
Quantity
0 of 1 Available
Location
New York, USA
As-Is, Where-Is
All equipment is sold without warranty—no guarantees or returns. Condition is represented as accurately as possible.
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We operate exclusively at wholesale pricing, working directly with industry professionals.
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All sales are final with no implied warranties. Subject to prior sale and governed by Texas law.
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Item Details
| Industry | Logistics |
| Titled Vehicle | Yes |
| Template | Trucks |
| Year | 1988 |
| Make | Mack |
| Model | RD688S |
| Brake Type | Air |
| Capacity (Cubic Yards) | 22 |
| Engine Horsepower | 300 |
| Engine Make | Mack |
| Engine Condition | Rebuilt |
| Glass Condition | Good |
| L/F Tires | 30 |
| Odometer (Miles/Kilometers) | Miles |
| R/F Tires | 30 |
| Suspension MFR | Hendrickson |
| Suspension Type | Spring |
| Suspension LBS Front | 20000 |
| Suspension LBS Rear | 46000 |
| Suspension LBS Lift | 20000 |
| Transmission - # Speed | 6 |
| Transmission Manufacturer | Mack |
| Transmission Type | Manual |
| Wheel Composition | Steel |
| Wheel Type | Spoke |
| Wheelbase (Inches) | 24 |
| R/R Outside Tires | 30 |
| R/R Inside Tires | 30 |
| L/R Inside Tires | 30 |
| L/R Outside Tires | 30 |
| L/Center Outside Tires | 30 |
| L/Center Inside Tires | 30 |
| R/Center Inside Tires | 30 |
| R/Center Outside Tires | 30 |
| Mechanical Issues | none |
| Body Damage | none |
| Fuel Type | Diesel |
| Odometer Reading | 80,000 |
| Box Length (Feet) | 17 |
| Box Width (Inches) | 21 |
Trucks Summary
Trucks are essential in industries that need reliable over-the-road transport — including vocational, medium-duty, and long-haul applications. Engine specs, axle configuration, and transmission type all influence how a truck performs across different environments and payloads. Sleeper cabs, PTOs, and fuel capacity also affect fleet selection and daily operation.
These machines are often used by operators who need reliability more than flash. Fleet managers focus on cost per mile, maintenance schedules, and driver comfort. Independent operators look for resale value and ease of service. Everyone wants uptime and fuel efficiency, no matter the size of the outfit.
TKI makes the truck buying process easier — from spec match to handshake.
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