Bicycle Archive · Specification report

2025 Trek Top Fuel C Gen 4 Frameset

Velopedia Archive ID 900000735

Overview

Model year	2025
Brand	Trek
Model	Top Fuel C Gen 4 Frameset
Bicycle type	Mountain
Archive ID	900000735
Original MSRP	$4,299.99
Colors	Matte Dark Web
Sizes	S (27.5" wheel); M; ML; L; XL
Weight	M - 2.50 kg / 5.52 lbs

Frameset

Frame construction	OCLV Mountain Carbon, internal storage, tapered head tube, internal guided routing, downtube guard, alloy rocker link, 4-way Mino Link, ABP, Boost148, 120mm - 130mm travel
Frame material	Carbon fiber
Rear shock	RockShox Deluxe Ultimate RCT, 185mm x 50mm

Cockpit & contact points

Headset	1-1/8'' threadless, sealed cartridge bearings

Geometry · S · Source row 1 of 2

Seat tube	360 mm
Effective top tube	558 mm
Head tube	105 mm
Head-tube angle	65.9°
Seat-tube angle	69.5°
Chainstay / rear center	434 mm
Wheelbase	1150 mm
Bottom-bracket drop	10 mm
Bottom-bracket height	351 mm
Reach	422 mm
Stack	566 mm
Standover height	705 mm
Fork offset / rake	43 mm
Front center	717 mm
Trail	111 mm
Wheel size	27.5"

Geometry · S · Source row 2 of 2

Seat tube	360 mm
Effective top tube	559 mm
Head tube	105 mm
Head-tube angle	65.5°
Seat-tube angle	69°
Chainstay / rear center	435 mm
Wheelbase	1151 mm
Bottom-bracket drop	16 mm
Bottom-bracket height	345 mm
Reach	417 mm
Stack	570 mm
Standover height	700 mm
Fork offset / rake	43 mm
Front center	717 mm
Trail	115 mm
Wheel size	27.5"

Geometry · M · Source row 1 of 2

Seat tube	410 mm
Effective top tube	587 mm
Head tube	105 mm
Head-tube angle	65.9°
Seat-tube angle	70.5°
Chainstay / rear center	434 mm
Wheelbase	1188 mm
Bottom-bracket drop	26 mm
Bottom-bracket height	354 mm
Reach	452 mm
Stack	599 mm
Standover height	755 mm
Fork offset / rake	43 mm
Front center	755 mm
Trail	121 mm
Wheel size	29"

Geometry · M · Source row 2 of 2

Seat tube	410 mm
Effective top tube	588 mm
Head tube	105 mm
Head-tube angle	65.5°
Seat-tube angle	70°
Chainstay / rear center	435 mm
Wheelbase	1188 mm
Bottom-bracket drop	32 mm
Bottom-bracket height	348 mm
Reach	447 mm
Stack	603 mm
Standover height	750 mm
Fork offset / rake	43 mm
Front center	755 mm
Trail	125 mm
Wheel size	29"

Geometry · ML · Source row 1 of 2

Seat tube	420 mm
Effective top tube	611 mm
Head tube	110 mm
Head-tube angle	65.9°
Seat-tube angle	70.5°
Chainstay / rear center	439 mm
Wheelbase	1210 mm
Bottom-bracket drop	26 mm
Bottom-bracket height	354 mm
Reach	467 mm
Stack	604 mm
Standover height	757 mm
Fork offset / rake	43 mm
Front center	772 mm
Trail	121 mm
Wheel size	29"

Geometry · ML · Source row 2 of 2

Seat tube	420 mm
Effective top tube	612 mm
Head tube	110 mm
Head-tube angle	65.5°
Seat-tube angle	70°
Chainstay / rear center	440 mm
Wheelbase	1210 mm
Bottom-bracket drop	32 mm
Bottom-bracket height	348 mm
Reach	462 mm
Stack	607 mm
Standover height	752 mm
Fork offset / rake	43 mm
Front center	772 mm
Trail	125 mm
Wheel size	29"

Geometry · L · Source row 1 of 2

Seat tube	435 mm
Effective top tube	630 mm
Head tube	115 mm
Head-tube angle	65.9°
Seat-tube angle	70.5°
Chainstay / rear center	439 mm
Wheelbase	1227 mm
Bottom-bracket drop	26 mm
Bottom-bracket height	354 mm
Reach	482 mm
Stack	608 mm
Standover height	758 mm
Fork offset / rake	43 mm
Front center	789 mm
Trail	121 mm
Wheel size	29"

Geometry · L · Source row 2 of 2

Seat tube	435 mm
Effective top tube	631 mm
Head tube	115 mm
Head-tube angle	65.5°
Seat-tube angle	70°
Chainstay / rear center	440 mm
Wheelbase	1227 mm
Bottom-bracket drop	32 mm
Bottom-bracket height	348 mm
Reach	477 mm
Stack	612 mm
Standover height	753 mm
Fork offset / rake	43 mm
Front center	789 mm
Trail	125 mm
Wheel size	29"

Geometry · XL · Source row 1 of 2

Seat tube	470 mm
Effective top tube	672 mm
Head tube	135 mm
Head-tube angle	65.9°
Seat-tube angle	70.5°
Chainstay / rear center	444 mm
Wheelbase	1270 mm
Bottom-bracket drop	26 mm
Bottom-bracket height	354 mm
Reach	512 mm
Stack	626 mm
Standover height	763 mm
Fork offset / rake	43 mm
Front center	827 mm
Trail	121 mm
Wheel size	29"

Geometry · XL · Source row 2 of 2

Seat tube	470 mm
Effective top tube	673 mm
Head tube	135 mm
Head-tube angle	65.5°
Seat-tube angle	70°
Chainstay / rear center	445 mm
Wheelbase	1271 mm
Bottom-bracket drop	32 mm
Bottom-bracket height	348 mm
Reach	507 mm
Stack	630 mm
Standover height	758 mm
Fork offset / rake	43 mm
Front center	827 mm
Trail	125 mm
Wheel size	29"

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 23, 2026.