Caliper Bolt, IFS Type IV, M14

This is a Genuine Toyota Grade 11 Flanged M14 diameter Caliper Bolt for 2014–2024 4Runner & Lexus GX460 Type IV IFS.

These larger 14mm bolts provide a 36% stronger caliper mount and are used on RCLT HD kits manufactured after 2022 as a direct bolt-on for 2014+ 4R/GX models or a nice upgrade for all Tacomas.

Two bolts required per caliper, four bolts total per vehicle.

Made in Japan Sold separately

For Tacoma owners:

Here is a break-down of compatible “Factory Big Brake Kit” (BBK) upgrade parts for 2005–2023 Tacomas:

Factory Rotors

Application	Date Range	Diameter	Thickness
Tacoma	2005–2023	319mm	25mm
4Runner/GX460 *BBK	08/2009–2024	338mm (+6%)	32mm (+28%)

Factory Knuckle Caliper Design

Application	Date Range	Piston Diameter	Mounting Bolt Diameter
Tacoma	2005–2023	45mm	M12
4Runner/GX460	08/2009–08/2013	48mm (×4 = +28%)	M12 Same as Tacoma despite larger pistons and pads
4Runner/GX460 *BBK	08/2013–2024	48mm (×4 = +28%)	M14 (36% stronger × 4) Nice upgrade by Toyota to match larger rotors & heavier SUV body

RCLT HD Knuckle Caliper Mount Design (4 bolts total)

Date Range	Caliper Mounting Bolt Diameter
2018–2022	M12
2023+	M14 (36% stronger × 4)

Weight	0.108
Dimensions	2 × 1 × 1 in

Make	Model	Year	Notes
Lexus	GX460	2015 - 2024
Toyota	4Runner	2015 - 2024

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