Vulcoflex® II Coolant Hose

Redesigned Gates Vulco-Flex® II will bend in almost any direction. It easily replicates the angles and planes of a wide variety of expensive original equipment coolant hose, for quick, easy, error-proof replacement.

  • Improved sealing surface for greater leak resistance.
  • Increased flexibility for easier installation.
  • Internal wire spring resists hose collapse.
  • Heat and ozone resistant cover.
  • Better appearance.
  • Rated for SAE 20R5 Class D-2 performance.
  • High temperature rating up to +125°C.

NOTE: Gates recommends replacing clamps each time a new coolant hose is installed.

CAUTION: Do not use for fuel or oil transfer applications.

Description

Vulco-Flex II Coolant Hose

Part Number ID Length
Inches / mm mm Inches
25150 1 1/8 (29mm) 305 12
25152 1 1/8 (29mm) 381 15
25154 1 1/8 (29mm) 457 18
25157 1 1/8 (29mm) 584 23
25180 1 1/8 (29mm) – 11/4 (32mm) 483 19
25249 1 1/4 (32mm) 190 7.4
25250 1 1/4 (32mm) 240 9.4
25251 1 1/4 (32mm) 330 13
25252 1 1/4 (32mm) 381 15
25253 1 1/4 (32mm) 432 17
25254 1 1/4 (32mm) 470 18.5
25255 1 1/4 (32mm) 508 20
25257 1 1/4 (32mm) 584 23
25260 1 1/4 (32mm) 673 26.5
25262 1 1/4 (32mm) 762 30
25265 1 1/4 (32mm) 889 35
25269 1 1/4 (32mm) 1041 41
25284 1 1/4 (32mm) – 1 3/8 (35mm) 660 26
25300 1 1/4(32mm) – 1 1/2 (38mm) 305 12
25302 1 1/4(32mm) – 1 1/2 (38mm) 394 15.5
25305 1 1/4(32mm) – 1 1/2 (38mm) 495 19.5
25307 1 1/4(32mm) – 1 1/2 (38mm) 584 23
25309 1 1/4(32mm) – 1 1/2 (38mm) 660 26
25311 1 1/4(32mm) – 1 1/2 (38mm) 737 29
25321 1 1/4(32mm) – 1 1/2 (38mm) 1118 44

Vulco-Flex II Coolant Hose

Part Number ID Length
Inches / mm mm Inches
25384 1 3/8 (35mm) 635 25
25409 1 3/8 (35mm) – 1 1/2 (38mm) 660 26
25428 1 1/2 (38mm) – 1 5/8 (41mm) 432 17
25472 1 1/2 (38mm) 205 8
25473 1 1/2 (38mm) 265 10.5
25474 1 1/2 (38mm) 305 12
25476 1 1/2 (38mm) 356 14
25477 1 1/2 (38mm) 294 11.6
25478 1 1/2 (38mm) 394 15.5
25480 1 1/2 (38mm) 508 20
25482 1 1/2 (38mm) 559 22
25484 1 1/2 (38mm) 635 25
25487 1 1/2 (38mm) 762 30
25490 1 1/2 (38mm) 889 35
25499 1 1/2 (38mm) 1219 48
25526 1 1/2 (38mm) – 1 3/4 (44mm) 335 13.2
25527 1 1/2 (38mm) – 1 3/4 (44mm) 381 15
25528 1 1/2 (38mm) – 1 3/4 (44mm) 419 16.5
25530 1 1/2 (38mm) – 1 3/4 (44mm) 508 20
25532 1 1/2 (38mm) – 1 3/4 (44mm) 559 22
25535 1 1/2 (38mm) – 1 3/4 (44mm) 686 27
25582 1 1/2 (38mm) – 2 (51mm) 559 22
255804* 1 1/2 (38mm) 505 19.7
25806* 1 1/2 (38mm) 589 23.2
255808* 1 1/2 (38mm) 650 25.5
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