EXHIBIT A.1 – TECHNICAL REQUIREMENTS

Semi-Tractors with Bus Transport Trailers Specification No. MA-26-01-A

14 May 2026

Bidder Name: ____________________________

TECHNICAL REQUIREMENTS

SEMI-TRACTORS WITH BUS TRANSPORT TRAILERS

Instructions for completing this form.

A. State your company name in the “Bidder” field above.

B. Submit your Bid with column “C” COMPLETELY FILLED OUT. In order to be considered responsive to the technical requirements, Bidder must respond to ALL specified line items highlighted in yellow below by stating “In compliance”. For minimum or maximum value requirements, indicate value offered. “In compliance” shall be part of your response, for example:

C. PLEASE REFER TO LOI-10 FOR DETAILS RELATED TO THE APPROVED EQUALS

(GOODS) PROCESS. BIDDERS SEEKING LACMTA’S AUTHORIZATION FOR

SUBSTITUTION OF GOODS OR PROCESSES, INCLUDING THE SPECIFICATIONS

BELOW, MUST SUBMIT A WRITTEN REQUEST FOR AN “OR EQUAL” SUBSTITUTION

TOGETHER WITH DATA SUBSTANTIATING THE BIDDER’S REPRESENTATION THAT

THE NON-SPECIFIED ITEM IS OF EQUAL QUALITY TO THE ITEM SPECIFIED.

D. By submitting your Bid, you agree to supply an item(s) in full compliance with this specification.

DO NOT modify columns A and B as it may render your Bid to be non-responsive. PLEASE

REFER TO THE IFB DOCUMENT LOI-10 APPROVED EQUALS (GOODS) AND LOI-14

CRITICAL DATES FOR ADDITIONAL DETAILS AND DEADLINE TO SUBMIT REQUESTS

FOR APPROVED EQUALS.

Model Minimum 125,000 lbs In compliance, 125,000 lbs.

Scrubber Path 14,000 lbs. minimum. In compliance, 14,200 lbs.

1.0 Features

A B C

1.1 Model FREIGHTLINER CASCADIA CNG OR

APPROVED EQUAL.

PLEASE SPECIFY YEAR, MAKE, MODEL, AND

TRIM OFFERED.

1.2 Type Class 8, CNG powered, day cab, tandem rear axle

(6x4) tractor with fifth wheel.

1.3 Operational

Requirement

Tractor shall tow and transport Metro transit buses, including articulated buses, using hydraulic bus transport trailers. The tractor shall be fully compatible with the trailer requirements specified in MA-26-01-A and the articulated bus transport trailer requirements specified in MA-26-01-B.

1.4 GCWR Minimum 110,000 lb GCWR. Bidder shall provide

OEM published GCWR documentation for the offered configuration.

1.5 GVWR Minimum 52,000 lbs.

1.6

Frame Heavy-duty frame suitable for operation at specified GCWR.

1.7 Front Axle GAWR Minimum 14,000 lbs.

1.8

Rear Axle GAWR Tandem rear drive axle, minimum 40,000 lbs.

combined GAWR.

1.9

Engine Cummins X15N natural gas engine or approved equal.

Minimum 450 HP.

Minimum 1,650 lb-ft torque.

Engine and cooling package shall be suitable for sustained heavy towing at the specified GCWR without overheating or derate.

1.10 Emissions The vehicle shall be compliant with all applicable EPA and California Air Resources Board (CARB) regulations in effect at the time of manufacture.

The engine shall meet current CARB Low NOx emission standards.

1.11 Transmission Automatic or AMT suitable for heavy towing.

Allison 4000, DT12, Endurant HD, or approved

Please specify model offered.

1.12 Suspension Air-ride cab and rear air suspension. Rear

suspension shall include an in-cab controlled dump valve.

1.13 Brakes Front and rear air-operated disc brakes with ABS

and electronic stability control.

1.14 Steering Power steering with tilt and telescoping steering column.

1.15 Fuel System NFPA 52 compliant CNG Fuel System.

Minimum 100 diesel gallon equivalent (DGE);

Placement either behind cab or along the frame rail under the cab. Tank placement shall not interfere with fifth wheel articulation or trailer swing clearance.

The filler shall be compatible with transit fill pumps.

Please specify capacity and placement offered.

1.16 Battery Heavy-duty OEM starting system sized

appropriately for vehicle configuration.

Please state the battery configuration.

1.17 Alternator Alternator sized appropriately for accessories.

Minimum 200-amp.

Please state the amperage.

1.18 5th Wheel Heavy-duty sliding fifth wheel rated minimum 110,000 lb GCWR and minimum 35,000 lb vertical load capacity.

Shall include standard tractor trailer air and electrical connections.

1.19

Hydraulic Wet Kit The tractor shall be equipped with a PTO-driven hydraulic wet line system suitable for operation of a hydraulic sliding-axle (Landoll-type) trailer.

The system shall provide adequate flow and pressure to operate the trailer under load (Minimum 20 GPM and 2,500PSI at controls).

Hydraulic controls shall be accessible from within the cab.

Bidder shall specify PTO and hydraulic system details.

1.20 Air Compressor OEM heavy-duty compressor suitable for tandem Class 8 application. Minimum 18 CFM.

Air dryer Bendix AD-9 or approved equal.

Please state the CFM value.

1.21 Seating Heavy-duty cloth or vinyl.

1.22 Keys All vehicles shall be keyed differently.

Each vehicle shall be provided with four (4) complete identical sets of keys (including four (4) remotes if applicable).

Duplicate keys shall be provided with OEM parts and can be made by local labor. Non-OEM key parts will not be acceptable.

The key for each vehicle shall be identified by the last 6 digits of the VIN number.

1.23 Tires All tires shall be compatible in size and rating with the vehicle and its maximum rated load range. The wheels shall be steel.

1.24 Spare Tire If the front and rear axle tire/wheel sizes are different, a spare for each shall be provided. Spare tires shall have a full-size tire and shall be provided with the wheels.

The tire and the rim of the spare tire shall be of the same manufacturer and model as the other corresponding tires/wheels on the vehicle and shall be shipped loose.

Spare tires will not be stored on the unit during normal operation.

Please specify if both front and rear will be provided. Include in tire fee on price page.

1.25 Interior Color Manufacturer’s darkest available.

1.26 Exterior Color Manufacturer’s standard white.

2.0 Chassis Cab Accessories

2.1 Climate Control Factory installed air conditioning & heating.

2.2 Doors and

Windows

Power windows and door locks.

2.3 Radio OEM AM/FM stereo radio with integrated

Bluetooth.

2.4 Mirrors West Coast type, left and right powered mirror;

nominal size, 7”x16” with a 4” convex element; 6” minimum driver and passenger side hood mounted blind spot mirror.

2.5 Cab Access Both driver and passenger side cab access steps and grab handles.

2.6 Horn Manufacturer’s standard air horn or approved

2.7 Floor Mats Matching OEM rubber floor mats.

2.8 Emergency

Reflector Kit

KD Lamp Company KD 610-4645, James King 1005, or equivalent; shipped loose.

2.9 Back Up Alarm Back-up alarm shall be activated whenever

transmission shift selector is in reverse gear.

2.10 External Back Up

Camera System

External backup camera system shall be installed and contain the following:

• 7” LED color monitor mounted on the dash or near/in-place-of mirror (if in-dash unit is not available/compatible with body).

• Weatherproof back-up camera with 30’ minimum night vision range and minimum of 115º field of vision.

Camera shall be mounted low enough to aid in backing 5th wheel to kingpin. Vendor shall confirm mounting positions of camera and viewing screen with Metro before installation.

Please specify model(s) offered.

2.11 Tool Box Under bed mount 48”x18”x18” nominal steel or

aluminum tool box with LED lighting, lockable drop down doors, and recessed T/handle. Frame mounted on vehicle passenger side.

2.12 Lights Two LED manually adjustable work lights facing

the rear towards trailer area. Light on/off controls in cab within drivers reach.

2.13 Trailer

Connections

Trailer Connections shall be provided including standard dual glad-hand air connections and 7-way SAE electrical receptacle.

2.14 Additional

Accessories

▪ Frame rail behind the cab with covered expanded diamond metal deck plate.

▪ Steps and safety grab handles to access the deck plate.

▪ Jump-start post.

▪ Drain cables for all air tanks.

▪ Quarter fenders.

▪ External sun visor

3.0 Trailer Model & Features

A B C

3.1 Manufacturer

and Model

LANDOLL 440, LANDOLL 455 OR APPROVED

EQUAL.

PLEASE SPECIFY YEAR, MAKE, AND MODEL

OFFERED.

3.2 Trailer

Configuration

Hydraulic traveling axle (sliding axle) lowboy trailer designed for rear loading of buses without detaching the tractor.

Trailer shall be capable of loading disabled 40-foot and 45-foot buses by winch loading in a forward loading orientation.

3.3 Permit

Compliance

The trailer, when coupled to specified tractor, shall be designed to maintain eligibility for annual oversize transportation permits issued by California Department of Transportation and applicable local permitting agencies.

Contractor shall provide permit feasibility documentation demonstrating annual permit eligibility for the proposed tractor-trailer configuration.

3.4 Intended Use Trailer shall be designed and suitable for transporting 40-foot and 45-foot transit buses on public roadways, including disabled buses requiring winch loading.

3.5 Rated

Payload Capacity

Trailer shall have a minimum rated payload capacity of 50,000 lbs, uniformly distributed.

3.6 Overall

Combination

Length

The unloaded tractor-trailer combination shall not exceed 65 feet unless supported by documented annual permit eligibility.

Please state the combined length.

3.7 Kingpin to

Rear Axle

(KPRA)

Maximum 40-feet.

3.8 Axle

Configuration

Heavy-duty tandem axle configuration.

Each trailer axle shall have a minimum Gross Axle Weight Rating (GAWR) of 20,000 lbs.

Minimum trailer axle group rating, 40,000 lbs.

Please state axle ratings.

3.9 Deck

Construction

Deck shall be heavy-duty steel construction, designed for heavy vehicle transport.

Deck shall have a non-slip surface suitable for rubber tires.

3.10 Usable Flat

Deck Length

Trailer shall provide sufficient flat deck length and axle positioning to safely transport Metro’s 40-foot and 45-foot buses while maintaining eligibility for California annual transportation permits.

Bidder shall state usable flat deck length, overall trailer length, and kingpin-to-rear-axle (KPRA) dimension.

3.11 Deck Height Maximum 35-inches.

Trailer shall have a low deck height suitable for transporting transit buses while maintaining legal roadway clearance. Bidder shall state deck height.

3.12 Suspension Trailer shall include heavy-duty air ride or equivalent suspension system suitable for:

• Highway transport

• Uneven yard surfaces

• Low-speed loading operations

• Recovery operations Suspension shall maintain load stability during bus transport.

3.13 Tire Size and

Rating

Please state tire size, ply rating, and load rating.

3.14 Winch

System

Shall be equipped with a OEM heavy-duty hydraulic winch system capable of safely loading, recovering, and securing Metro’s 40-foot and 45-foot transit buses, including disabled vehicles. Wireless remote control preferred.

Please specify winch make, model, line pull, cable type, cable length and control method.

3.15 Tie-Down

and

Securement

Trailer shall include sufficient tie-down points suitable for securing transit buses. Securement points shall comply with applicable cargo securement requirements under Federal Motor Carrier Safety Administration regulations.

3.16 Brake

System

Trailer shall be equipped with air brakes compliant with FMVSS requirements. Bidder shall specify brake type.

3.17 Loading

Angle

Maximum loading angle of 7 degrees.

3.18 Lighting and

Reflective Markings

Trailer shall be equipped with DOT-compliant lighting and reflective conspicuity markings.

3.19 Electrical

System

Trailer shall be equipped with a 12-volt electrical system compatible with standard tractor connections.

3.20 Paint Manufacturer’s standard white.

3.21 Regulatory

Compliance

Trailer shall comply with all applicable FMVSS, DOT, and California roadway requirements in effect at the time of manufacture.

4.0 Warranty

All warranty periods listed below shall commence from equipment acceptance date. Inspection and final acceptance date of the vehicles will be 2-4 weeks after equipment delivery provided there are no pending issues.

All warranty shall be with $0.00 deductible.

Warranty work shall be performed at a local dealership in the area in which the vehicle is assigned.

Please state all warranty terms offered.

4.1 Vehicle Warranty The vehicle shall be free from defects in design, material, and workmanship for a period and/or mileage as defined by the manufacturer’s standard warranty, whichever is greater.

Please state warranty terms offered.

4.2 Power Train

Warranty

The power train (engine, transmission and axles-assembly) shall be free from defects in design, material, and workmanship for a period and/or mileage as defined by the manufacturer’s standard warranty.

4.3 Accessories

The successful bidder shall warrant all accessories provided with the tractor to be free from defects in design, material, and workmanship for a period as defined by the manufacturer’s standard warranty.

Hydraulic wet kit components (PTO, pump, reservoir, valves, and hoses) shall be included under the accessories warranty.

4.4 CNG Fuel

System Warranty

The CNG fuel system shall be warranted for a minimum period as defined by the manufacturer’s standard warranty.

4.5 Emission

The vehicle’s emissions system shall be warranted by the minimum period as required by the state of California.

4.6 Trailer Warranty The trailer and its components shall be warranted for a period as defined by the manufacturer’s standard warranty.

4.7 Warranty

Coverage

Bids received from dealers outside 60 mile distance radius from Los Angeles will be accepted based on the warranty being fully recognized and accepted by a local like dealer. The local dealer shall offer the same full warranty service coverage as the original bidder. The bidder shall certify that full warranty service coverage is available in the Los Angeles area by providing names of local dealers that will perform all warranty coverage services.

Local warranty service capability shall be available within the Los Angeles area to minimize operational disruption.

5.0 Instruction Manuals

All copies requested below shall be original furnished by the factory.

Copies produced without the permission of the copyright holder are not acceptable.

5.1 Per unit, one (1) complete copy of the operator’s manual for the tractor and trailer and any optional items or accessories specified.

5.2 Total of one (1) digital version of the complete OEM set of the maintenance, repair, electrical schematics, and parts manual for the tractor and trailer and any optional items or accessories specified. If digital version is not available, online access to digital version or paper copies may be substituted for digital copies.

6.0 Training Requirements

6.1 Bidder will provide the following training by an OEM authorized trainer:

▪ One (1) operators training class. Training will be an orientation of unit’s operation and basic mechanical and electrical system maintenance.

▪ One (1) maintenance training class. Training will be an orientation of basic unit operation and thorough mechanical and electrical system maintenance. At a minimum, the class shall cover preventative maintenance, full diagnostic testing procedures, and all major component maintenance (i.e. engine, drivetrain, CNG, cooling, electrical, hydraulics etc…).

Training shall commence within 30 days of vehicles acceptance.

7.0 Delivery Timeline

7.1 Requested delivery is within 300 days from date of Contract effective date. Bidder shall state delivery timeline.

8.0 Metro Fleet Data and Site Access

8.1 Upon Contractor request, Metro may provide available fleet vehicle information to support engineering evaluations, calculations, loading analysis, permit assessments, or other technical determinations related to the proposed equipment.

Subject to Metro operational availability, Metro may also coordinate site visits for Contractors to inspect representative fleet vehicles as needed.

Contractor shall remain solely responsible for all engineering evaluations, compatibility determinations, and final equipment performance compliance.

9.0 Deviations

9.1 If the proposed tractor-trailer combination deviates from the specified dimensional or permit-related requirements, Metro may evaluate the proposed system based on documented verification from California Department of Transportation and applicable County and City permitting authorities confirming eligibility for annual transportation permits.

Contractor shall provide all necessary supporting documentation, including dimensional drawings, axle configuration, weight distribution, and other engineering information required for Metro’s evaluation.