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5P1251 Hydraulic Hose for CAT Equipment

$0.32
In Stock • Ships Today • Order By 3pm ET
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Description for 5P1251 Coolant Hose

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This aftermarket Caterpillar 5P1251 Coolant Hose is built to meet U.S. OEM specifications for durability and performance. At Propel Parts, we perform strict quality checks to ensure it fits and functions like your original Caterpillar Coolant Hose.
Direct Replacement: Engineered for a precise fit in Caterpillar equipment.
OEM-Spec Quality: Manufactured to match the performance of your original part.
Tested Reliability: Strict quality checks are performed before shipping.

Specification for 5P1251 Coolant Hose

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Replacement Part Number(s): 5P-1251
Specifications: Aftermarket Part | US OEM Specs.
Shipping: Same Day (Weekdays) | Order by 3pm.
Warranty: Unlimited Mileage | 1 Year Warranty.
Core: No Core Required | No Core Charge.
Weight: 0.90 LBS | 0.41 KG
Dimensions: 35.43 x 1.57 x 1.57 (inches)
Condition: New

Exact Fit Guarantee for 5P1251 Coolant Hose

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Looking for a reliable replacement Caterpillar 5P1251 Coolant Hose ? Order with confidence through our Exact Fit Guarantee.
Verified Fit: Before we ship, we check your part against CAT SIS (Caterpillar Service Information System) to confirm it's the correct match for your machine.
Peace of Mind: If it isn't the right fit, we'll contact you with the correct Caterpillar part number before your order goes out.
Exclusive Guarantee: Enroll in our Exact Fit Guarantee at checkout to ensure you get the part you need the first time.
Reviews

Customer Reviews

Enrique Arango
★★★★★

Excelente servicio rapido, responsable y confiable

David E. Kersey (Kentucky, USA)
★★★★★

Had a great experience with ordering correct engine gaskets for our 3208 caterpillar engine

Gerard Hollis (Australia)
★★★★★

Australian buyer, sales where professional and very responsive with secure parts identification.
Highly recommend.
Bedrock Exploration Pty Lt, Australia

Customer Follow-Up After Delivery:

Thank you Deb and your colleague Anthony A for your help in supplying a replacement part which arrived in good time and is running smoothly.
I shall continue to use your services and recommend you to other remote miners, as your services and delivery times are better than our home-based suppliers.
With thanks again.
Regards, Gerard

Shawn Miller (Oklahoma, USA)
★★★★★

Customer service was great! There was a small problem with the part and they responded quickly and respectfully until was resolved! Highly recommended

Dale Evans (Missouri, USA)
★★★★★

Great prices prompt courteous customer service and fast shipping.

Sandi Shaneybrook (Maryland, USA)
★★★★★

This is a great company to work with. Our sales associate Anthony quickly located the correct part and sent it out right away.

Bruce (Colorado, USA)
★★★★★

Great customer service answered email question quickly.

Fernando (Mexico)
★★★★★

La mejor experiencia y calidad

Mauricio Rodrigues (Portugal)
★★★★★

Original Review (Portuguese)
Muito bom atendimento
Ótima empresa

English Translation
Very good service.
Excellent company.

Clint Ayers (Kentucky, USA)
★★★★★

Awesome and diligent support. Would definitely recommend

Product Questions

Frequently Asked Questions

What is the 5P1251 Hydraulic Hose used for?

This hydraulic hose is designed to transfer hydraulic fluid between components, enabling smooth operation of hydraulic systems in heavy equipment.

How to Install this 5P1251 Hydraulic Hose?

Please follow the installation steps provided below
1. Start by relieving hydraulic pressure and turning off the equipment 
2. Remove the old hose and inspect fittings for wear 
3. Attach the new hose to the correct ports, ensuring proper alignment 
4. Tighten connections securely 
5. Refill hydraulic fluid if needed 
6. Test the system for leaks and smooth performance

Is this 5P1251 hydraulic hose compatible with my equipment?

The 5P1251 Hydraulic Hose fits multiple models and hydraulic systems. Always verify your machine’s specifications to ensure proper compatibility before purchase. If you are still unsure, reach out to Propel Parts, our team will be happy to help you verify if this part fits your equipment.

How durable is this 5P1251 hydraulic hose?

This 5P1251 hydraulic hose is designed to meet OEM specification, providing high resistance to pressure, abrasion, and temperature variations for long-lasting performance.

Can I replace this 5P1251 hose myself?

Yes, with basic mechanical knowledge and proper tools, you can safely replace this hydraulic hose. Always follow safety precautions and hydraulic system guidelines during installation.

How do I maintain the 5P1251 hydraulic hose for best performance?

The essential maintenance required
1. Regularly inspect the hose for cracks, leaks, or abrasion. 
2. Keep fittings clean and ensure hydraulic fluid is at the correct level. 
3. Proper maintenance extends the life of the hose and prevents system failures.

What happens if the hose leaks or fails?

A damaged hydraulic hose can cause fluid loss, reduced system performance, or equipment damage. Immediate replacement is necessary to maintain safe and efficient operation.
Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or returns?
Compatible Models

This 5P1251 Coolant Hose is compatible with the following models:

EXCAVATOR
235 245 245D 245B
WHEEL TRACTOR
633E II 651B 651E 615 621 631D 631E 631G 641B 623B 623G 623E 623F 621B 657E 657B 621E 621F 633D 657G 621G 639D 627B 627G 627H 627E 627F 637G 637D 637E
HYDRAULIC CONTROL
48
TRACK LOADER
973 941 951C 951B 941B 955K 955L
PETROLEUM ENGINE
C15 C13 C18 C11 C9 C7
SOIL COMPACTOR
825G 815F II 815 815B
WHEEL DOZER
834G 834H 814B 824G 814F II 814
LANDFILL COMPACTOR
816F II 836H 836G 816 816B
PETROLEUM GEN SET
C15
GRAPPLE
120C 518 125C
WHEEL LOADER
972H 950G II 950B 950E 962H 950H 980G II 988G 988H 966D 966E 966H 980F II 972G II 938G II 980B 962G II 980C 980F 980H 980G 938H 966G II
FORWARDER
574B 554 564
SOIL STABILIZER
SS-250B
ARTICULATED TRUCK
D20D D250D
WHEELED EXCAVATOR
M318C M322C M316C
ENGINE - INDUSTRIAL
3406B
INDUSTRIAL ENGINE
C18 3406E 3126B 3408B C7 C9 3456 C9.3 3306 3176C 3176B 3412 D333C 3406 3196 C-12 C-15 C-10 C-16 C-9 C11 C13 C15
QUARRY TRUCK
771D
WHEEL SCRAPER
621E 621B 657B 623E 637E 637G 637D 627G 627B 657
BULLDOZER
8S 8U 9C 9U 9S 8A
FELLER BUNCHER
FB518
PUMPER
SPP101 SBF214
UNDERGROUND ART TRUCK
AE40 AD55 AD30 AE40 II AD45 AD40
POWER MODULE
C18
LOAD HAUL DUMP
R1600G R1600 R1700G R2900 R2900G R1300
MOTOR GRADER
120M 120K 16M 24H 12M 24M 120K 2
WINCH
518 59 58
ROTARY CUTTER
RC7
TRACK-TYPE TRACTOR
D6T LGP D6R III D6R II D6T XW D6T XL D6R D6T D7E D7R D8T D8R D8L D8N D9T D9R D8R II D9L D9N D10R D10T D11R D11T D7R II
ASPHALT PAVER
BG555E AP-555E AP-500E BG500E
MARINE ENGINE
3196 C-12 C18 C12 3408B 3408C 3406E 3126 3208 3306B 3176B D333C C32 3412C 3304 3412E 3306 3304B C9 C7 3408
PIPELAYER
572R II 587R 572R 583R
STABILIZER MIXER
SM-350
MINING EXCAVATOR
5110B
VIBRATORY COMPACTOR
CB-64 CB-54 CD-54
PETROLEUM PACKAGE
TH35-C11I CX31-C9I TH31-C9P CX31-C13I TH35-E81 TH35-C13I C18 TH35-C15I
POWER PACKAGE
C7
GENERATOR SET
C9 3412C C4.4 C32 3412 C18 3306B C15 3408C 3456 3406C 3406E
RECLAIMER MIXER
RM-350B RM-350 RM-250C RM-300 RM-500
COLD PLANER
PR-1000 PR-450C PR-1000C PM-465 PM-201 PM-565 PM-565B
ROAD RECLAIMER
RR-250B RM-350B
ENGINE - MACHINE
3208 3408
CHALLENGER
75 65E 75D 75C 75E 85C 85E 85D 95E
GEN SET ENGINE
3406C 3406B 3408B 3408C 3304B 3306B 3306 3304 POWER SYS 3406 3408
RIPPER
9 8
BOOM
120C
TRUCK
773G LRC 795F XQ 793F 793F XQ 773G 797F 773G OEM 793F CMD 775G 793F OEM 795F AC 793F AC 775G OEM 775G LRC 769D

Shipping | Returns

Shipping

We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.

We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.

Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.

Easy Returns

Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.

Warranty

Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.

Exact Fit Guarantee

Exact Fit Guarantee®

The right part — or we'll make it right.

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Place your order, then send us your serial number before it ships.

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Wrong part? We'll make it right.

Fast. At our expense.

Helping equipment owners find the right parts since 2012.