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HomeTrucksCapacityTJ 4000
CapacityClass 8

TJ 4000

The original Trailer Jockey that put Capacity in America's yards.

TJ 4000 listings date back to the early 1970s, making it the founding nameplate of the line Capacity still markets as the 'Original Trailer Jockey.'

Built by
REV Group
Production
1972–2015
Body type
Yard / Terminal
Rating
Class 8 yard-spotter GVWR
Power
150–215 hp
Typical jobs
Warehouse / distribution, Yard spotting, Intermodal
Engine options
Cummins 5.9LCummins ISB6.7

Common parts that fit

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Common replacement parts for this class of truck. Confirm exact fitment for your engine and config with Mike before ordering.

3030HNTRX - 3030 SPEC LONG SHAFT HNTRX BRAKE CHAMBER

3030HNTRX

3030HNTRX - 3030 SPEC LONG SHAFT HNTRX BRAKE CHAMBER

OTR10143 - AUTO SLACK ADJUSTER, 11/2-10DRIVE 5.5,6.5

OTR10143

OTR10143 - AUTO SLACK ADJUSTER, 11/2-10DRIVE 5.5,6.5

5-808330 - BRAKE KIT FOR 4709DEN SHOES

5-808330

5-808330 - BRAKE KIT FOR 4709DEN SHOES

370036A - OIL BATH SEAL

370036A

370036A - OIL BATH SEAL

348-4195 - HUB CAP (SENTINAL LARGE DIAM)

348-4195

348-4195 - HUB CAP (SENTINAL LARGE DIAM)

5008414PGBXW - AIR DRYER CARTRIDGE, PURAGUARD

5008414PGBXW

5008414PGBXW - AIR DRYER CARTRIDGE, PURAGUARD

11444 - GLADHAND BRACKET MOUNT

11444

11444 - GLADHAND BRACKET MOUNT

15W40 OIL - 15W40 OIL (ROTELLA) GAL JUG

15W40 OIL

15W40 OIL - 15W40 OIL (ROTELLA) GAL JUG

Brakes & Wheel EndAir SystemFiltrationElectrical & LightingSuspension & SteeringCooling SystemDrivetrainBody & CabExhaust
Find parts that fit

More Capacity models

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TJ9000

The heavy-duty trailer shuttle.

Sabre

A DOT-rated spotter that can run the road, too.

TJ 5000

The single-axle Trailer Jockey built to shrug off potholes and rail crossings.

TJ 6500

The tandem-axle workhorse for high-volume yards on smooth pavement.

Electric Terminal Truck

Zero-emission terminal power built to run a full shift and recharge in about an hour.

TJ 7000

The heavy-duty Class 8 spotter that anchored Capacity's terminal line before the current TJ trio.
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