B08_Specifications_Rev_2_9_15_25_0003.docx

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GRSM 4X4 TRACTOR W/SICKLE & FLAIL ATTACH
Solicitation number
140P5325Q0048
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About this file

This document is a detailed specification sheet for a mowing tractor with sickle bar and rear flail attachments for Great Smoky Mountains National Park. The specifications outline a precise 4x4 tractor with a 4-cylinder turbo-charged engine (minimum 63 HP), enclosed cab, and specific transmission and hydraulic system requirements. The tractor must include a 72-inch sickle bar attachment capable of cutting 1/2 inch grass and light brush, and a 96-inch rear mount flail attachment for cutting grass and weeds up to 1 inch in diameter.

The procurement is being conducted by the Department of the Interior National Park Service Pacific West Region, with solicitation number 140P5325Q0048. Delivery is specified for 107 Park Headquarters Rd. in Gatlinburg, TN, with Shawn Brown (865-440-2717) as the point of contact. The specification document provides extremely detailed technical requirements for both the tractor and its attachments, including precise measurements, tire specifications, hydraulic system details, and mounting instructions, suggesting a highly specific equipment procurement for park maintenance operations.

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Sol_140P5325Q0048_Amd_0003.pdf PDF
Sol_140P5325Q0048_Amd_0002.pdf PDF
B08_Specifications_Rev_1_8_28_25_0001.pdf PDF
Sol_140P5325Q0048_Amd_0001.pdf PDF
Sol_140P5325Q0048.pdf PDF

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Mowing Tractor w/ Sickle Bar and Rear Flail Attachment Specifications

The new tractor must contain the following or Equal:

1. Four Wheel Drive (FWD)

2. Enclosed cab with heat/air conditioning

3. Tilt Steering

4. Front Wiper/Washer

5. Ext. Mirrors

Engine or equal:

1. 4 cylinder turbo charged engine

2. Engine Horsepower (minimum 63 HP)

3. PTO power (minimum (56 HP)

4. Fuel tank capacity (min 23 gallons)

Transmission or equal:

1. Gears (8 forward / 8 reverse)

2. Main gear shift (fully synchronized)

3. Main clutch type (multiple wet disc)

4. Brake type (mechanical wet disc)

5. Differential lock (mechanical)

6. 4WD clutch type (mechanical on the go)

PTO or equal:

1. Type (live-independent PTO, electro-hydraulic clutch with brake)

2. Speed (RPM 540)

Hydraulics or equal:

1. Pump capacity (3-pt. hitch) 11 gallons per minute (GPM) minimum

2. 3-Point Hitch (Telescopic lower link ends, telescopic stabilizers)

3. Lift capacity at 24 inches behind lift point (3300 pounds)

4. Cylinder type (two external cylinders)

5. Remote Valve, SCD, 2nd Remote

6. 2nd Position Lever Kit, Remote Valve

Other Features or equal:

1. 4WD system (bevel gear type)

2. Steering (hydrostatic power steering)

3. Fender shape (round)

4. Hood type / pedal type (Full open, slanted, steel / hanging)

Tires or equal:

1. Front (12.5/80-18 R4 TLII Ind Tires)

2. Rear (16.9-24 R4 TLII Ind Tires)

3. Fluid in left rear tire for ballasts

Dimensions and weight or equal:

1. Length (138 inches)

2. Height (100.6 inches)

3. Overall width (minimum) (73 inches)

4. Wheelbase (83.1 inches)

5. Front axle clearance (18.1 inches)

6. Turning radius (w/o brake) (11.8 feet)

Sickle bar attachment for new tractor

General Specs or equal:

1. 72 inch cutting swath

2. Cutting capacity (1/2 inch grass and light brush)

3. Total weight (500 pounds)

4. Ability to cut 90 degrees up to 75 degrees down

Cutter Bar or equal:

1. Minimum 25 serrated knife sections

2. Built in heavy duty rock guards

3. Full floating cutter bar that follows contour of ground

Skid Shoe or equal:

1. 3/16 inch high strength allow steel

2. Fully replaceable

Safety Breakaway or equal:

1. Hydraulic breakaway system (returns to normal position by pushing the operator control lever)

2. Breakaway swing (90 degrees from horizontal position)

Mounting Frame or equal:

1. Side mounted ahead of the right rear wheel

2. Rigid subframe that spans from the front to the rear

Hydraulic Control Valve or equal:

1. 2 spool open center type

2. Operator station features dual axis lever controls, master cutoff switch, and blade reverser switch to clear knife jams

Hydraulic Power or equal:

1. Front mounted tandem style pump

2. Cutter bar: Crankshaft/flywheel system with a gerotor type hydraulic motor

3. Built-in knife obstruction relief valve

Hydraulic Reservoir or equal:

1. 4.5 gallon capacity

2. Return filter assembly with integrated filler cap, breather element, and visual filter condition gauge

3. Cleanout access plate and magnetic drain plug

4. Combination fluid level and temperature sight gauge

Installation or equal:

1. Sickle bar to be installed onto the tractor

Rear Mount Flail attachment for new tractor

General Specs or equal:

• 96” cutting width

• Dynamically balanced cutter shaft

• Cutting capacity (1 inch diameter grass and weeds)

• 3-point hitch mounting system

• Fully enclosed drive belt with automatic spring tensioner

• Full width anti-scalp roller

• 1” – 6” cutting height adjustment

• Hex shaped, self-aligning roller bearings with cast steel cap

• 540 rpm, Category IV driveline with four-plate slip clutch

• Cat I/II three-point hitch

• Full width front metal guarding and rear debris deflector

• Flange-type cutter shaft bearings

Installation:

1. Flail to be installed onto the tractor

Delivery:

To be delivered to 107 Park Headquarters Rd. Gatlinburg, TN 37738 Deliverer will need to be able to drive off / off load POC at delivery location is Shawn Brown (C) 865-440-2717

File details come from the government source that posted it. Updated .