Worldwide Shipping 
New 8C8451 Bolt Replacement suitable for Caterpillar Equipment
- New Bolt Replacement suitable for Caterpillar Equipment
- Made to USA Specification
Buy with Confidence: All parts are covered by our warranty
4.7
(Site rating)Description for 8C8451 Hex Bolt
▶Specification for 8C8451 Hex Bolt
▶Exact Fit Guarantee for 8C8451 Hex Bolt
▶| Dimensions | 1.69x0.43x0.43 |
|---|
-
They are great !
-
Fast response and very attentive! Thanks Deb.
-
Satisfied Customer.
I made my first purchase from Propel Parts last week. I was very happy with the response time and the delivery was fast, fast, fast! Also, the quality of the product is superb and at a great low price.
Keep up the great work! -
Great service affordable parts
-
Great site and price
Frequently Asked Questions
What is the Caterpillar 8C8451 bolt used for?
A: The 8C8451 is a heavy-duty bolt used in Caterpillar equipment to secure critical components in engine, frame, and system assemblies. It is designed to withstand high clamping loads and vibration under demanding working conditions.
Is the 8C8451 a metric or imperial bolt?
A: This bolt meets the dimensional specifications defined by Caterpillar for the 8C8451 application. Refer to your parts manual for exact thread and size specifications to confirm compatibility.
Can I use an aftermarket bolt instead of the original?
A: Yes. When replacing, choose high-quality aftermarket bolts that meet or exceed OEM specifications. Our 8C8451 bolt is manufactured to match original Caterpillar standards for thread accuracy, strength grade, and dimensions.
Which Caterpillar machines use the 8C8451 bolt?
A: This bolt is compatible with various CAT machines. Check your equipment manual or reach out to Propel Parts for help verifying fitment.
Browse our full range of hardware parts for CAT equipment, including bolts, nuts, washers, and pins.
What is the correct torque for the 8C8451 bolt?
A: Always refer to the Caterpillar service manual for the specific torque specification for this bolt in your application. Proper torque is critical to ensure joint integrity without over-stressing threads or fastened components.
Should I replace this bolt during a major overhaul?
A: Yes. It is best practice to replace high-stress bolts during major engine or component overhauls. Bolts can stretch or fatigue over time, and using new high-quality aftermarket fasteners during rebuilds ensures optimal clamping force and joint reliability.
What warranty is included?
A: All Propel Parts products include a 12-month warranty from the date of invoice against material and manufacturing defects. Orders ship same day on weekdays when placed by 3pm ET.
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.
1 YEAR UNLIMITED WARRANTY
ORDER BY 3PM EST. EXCL. WEEKEND
NO CORE OR EXCHANGE CHARGES
EASY RETURNS & FAST REFUNDS
