2026 Kenworth T680

$200,200

UsedClass 8Day Cab

San Antonio, TX

Year

2026

Engine

Cummins ISX / X15

Horsepower

400 HP

Transmission

Automated Manual

Axle Config

6x4

Fuel

Diesel

Description

2026 Kenworth T680 TJ224831

Specifications

Engine

Make: Cummins
Model: ISX / X15
HP: 400
Displacement: 15L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual
Axle Config

Dealer

French Ellison Truck Center

San Antonio, TX

Visit dealer page

Search trucks

2026 Kenworth T680

$200,200

UsedClass 8Day Cab

Link copied!

Chassis

Wheelbase: 232"
GVWR: 33,001 lbs

Details

Body Type: Truck-Tractor

VIN

1XKYD49X8TJ224831

NHTSA Verified

Stock #

csm-Truck

Dealer

French Ellison Truck Center

Your nameYour email addressYour phone number

By submitting this form you agree to receive SMS and email from this dealer regarding your inquiry. Msg & data rates may apply. Reply STOP to opt out at any time.

Is this your dealership? Claim it

Get notified about trucks like this

We'll email you when similar listings are added or prices drop.

Market Index

2026 Kenworth T680 ISX / X15

View full index →

Median Price

$196,800

This listing

Near market median

Active listings

Specifications

Engine

Make: Cummins
Model: ISX / X15
HP: 400
Displacement: 15L
Fuel: Diesel

Drivetrain

Transmission: Automated Manual
Axle Config: 6x4

Chassis

Wheelbase: 232"
GVWR: 33,001 lbs

Details

Body Type: Truck-Tractor

Description

2026 Kenworth T680 TJ224831

Finance calculator

2026 Kenworth T680

Est. monthly

$3,794.62

Vehicle price

Pre-tax purchase price

Term (months)

Down payment (10%)

$20,020

Owner-ops: 10–20% typical

APR (9.50%)

Prime 7–9% · Median 9–12% · Subprime 14%+

Trade-in value

Deducted from financed amount

Condition

Drives Federal Excise Tax (FET)

Federal Excise Tax (FET)

FET applies$0

Skip if straight truck under 33k GVWR or trailer under 26k GVWR.

Off — used vehicles are exempt

Sales tax (0.00%)

Often 0% for interstate commercial use

Doc fee

Some states cap (CA $85, NY $75)

Title + registration

State title + lien fee

Balloon payment at end

Lowers monthly; paid as lump at term

Apply Section 179 first-year deduction

Heavy trucks (GVWR > 14,000 lbs) qualify for full deduction up to $1,220,000 in 2026. Assumes purchase in service this tax year. Consult a CPA.

Amount financed

$180,680

Total interest

$46,997

Total cost

$247,697

Effective / month

$3,794.62

Estimate only. Actual financing depends on credit, dealer program, and lender terms. Heavy-truck APRs typically range 7–18% depending on credit tier, vehicle age, and LTV. Interstate commercial-use purchases are often exempt from state sales tax. TruckRadar is not a lender. Consult a commercial-vehicle lender for binding quotes.