Do I buy?

I’m supposed to be picking up a 2022 trek domane sl6 gen 3 (specs below) tomorrow morning on Facebook marketplace for $2000 is the bike worth it?

I’m trying to go on long distance rides and part-time gravel usage. The bike already comes with 38 mm wheels.

Specs

2022 Trek Domane endurance road bike. All oem parts except replaced 38 mm tires, cassette and chainrings.

Frame:
500 Series OCLV Carbon, front & rear IsoSpeed, internal storage, tapered head tube, internal cable routing, 3S chain keeper, DuoTrap S compatible, fender mounts, flat mount disc, 142x12mm thru axle

Fork:
Domane SL carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle

Frame fit:
Endurance

DRIVETRAIN

Shifter:
Shimano Ultegra R8020, 11 speed, hydraulic

Front derailleur:
Shimano Ultegra R8000, braze-on

Rear derailleur:
Shimano Ultegra R8000, long cage, 34T max cog

Crank:
Shimano Ultegra R8000, 50/34 (compact), 172.5mm length

Bottom bracket:
Praxis, T47 threaded, internal bearing

Cassette:
Shimano Ultegra HG800, 11-34, 11 speed, replaced once with oem cassette

Chain:
Shimano Ultegra HG701, 11 speed, WAXED (Silca hot melt wax)

Chainring size:
2x: 50/34, replaced once with oem chainrings

Wheels:

Wheel front:
Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, 100x12mm thru axle

Wheel rear:
Bontrager Paradigm Comp 25, Tubeless Ready, 25mm rim width, Shimano 11/12-speed freehub, 142x12 thru axle

Skewer front:
Bontrager Switch thru axle

Skewer rear:
Bontrager Switch thru axle, removable lever

Tire:
Bontrager Girona TLR gravel tire, 700cx38mm

Max tire size:
38mm

COMPONENTS

Saddle: Bontrager

Seatpost:
Bontrager carbon internal seatmast cap, integrated light mount, 20mm offset, short length

Handlebar:
Bontrager Elite IsoZone VR-CF, alloy, 31.8mm, internal Di2 routing, 93mm reach, 123mm drop, 42cm width

Stem:
Bontrager Pro, 31.8mm, Blendr compatible, 7 degree, 90mm length

Brake rotor:
Shimano MT800, centerlock, 160mm
Rotor size:
Max brake rotor sizes: 160mm front & rear

Accessories Bag:
Bontrager BITS Internal Frame Storage Bag