PRO Program members can receive tiered savings on this line—up to 20% more off for qualifying accounts.
Shipping estimate & delivery timing
Share this product on social media and get an exclusive discount code!
Click any platform below to share this product. After sharing, you'll receive a discount code!
Built to support repair shops, fleets, and equipment owners with dependable parts sourcing and responsive service.
Qualifying new parts include 1-year coverage. Review the Warranty Policy section for coverage details, claim steps, and exclusions.
Eligible orders may qualify for returns within 90 days. See the Easy Return Policy section for conditions and next steps.
Send a question through Ask a Product Question or the contact form. Our team reviews requests on business days and follows up as quickly as possible.
Throttle Position Sensor 266-1466 for Caterpillar CAT 623B 639D 637E 621H 631D 637D Wheel Tractor
Part Number:
266-1466,2661466,CA2661466
Applications:
WHEEL TRACTOR-SCRAPER:
623B, 639D, 637E, 621H, 631D, 637D, 651E, 657B, 621K, 623K LRC 621K OEM 621G, 657E, 623E, 613G, 651B, 627G, 623F, 631K, 623H, 621E, 627H, 657G, 631E, 637K, 637G, 627F, 657, 633D, 621F, 623K, 621B, 627K LRC 631G, 623G
UNDERGROUND ARTICULATED TRUCK:
AD45B, AD30, AD45, AD60, AD55, AD55B
MOTOR GRADER:
24H
WHEEL-TYPE LOADER:
950M Z 966G II 966M XE 950G II 962M, 992K, 994F, 972H, 950K, 962H, 990H, 962L, 980L, 980C, 990K, 993K, 966M, 988K, 972M XE 982M, 972M, 966H, 972K, 950H, 962G II 980M, 950M, 986K, 980F, 990, 980H, 990 II 962 966L, 992C, 938G II 980G, 972G II 962M Z 962K, 980K HLG 950L, 994K, 972L, 992G, 988 XE 980G II 966K, 966K XE 986H, 980K, 992D, 988K XE
WHEEL-TYPE SKIDDER:
525C, 545C, 535C
COMPACTORS:
816K
ARTICULATED DUMP TRUCK:
D400E II D350E II
OFF-HIGHWAY TRUCK:
775E, 777E, 777D, 794 AC 772G, 773D, 793C, 789D, 777G, 797B, 777, 775G LRC 772G OEM 785C, 773E, 793F, 773G OEM 770, 793F AC 785, 777C, 789, 770G, MT4400D AC 775D, 775F, 769C, 773G LRC 771C, 776D, 772, 777B, 771D, 793F XQ 773B, 775G, 795F AC 777F, 769D, 793F OEM 793F CMD 775B, 785D, 785B, 795F XQ 775G OEM 69D, 789C, 797F, 773F, 785G, 793D, 770G OEM 773G
ENGINE - TRUCK:
C7, C15
OEM SOLUTIONS:
CAT WDS
UNDERGROUND MINING LOADERS:
R2900
INTEGRATED TOOLCARRIER:
IT62H
TRACK-TYPE TRACTOR:
D10N, D9L, D9N
WHEEL DOZER:
824K, 8A4K 854K, 814K, 814F II 844H, 834K, 844K, 854G
PETROLEUM PRODUCTS:
TH35-E81 TH31-E61 TH31-C9I TH35-C15T
OFF HIGHWAY TRUCKS:
789B, 797F, 797FXQ
WHEEL LOADERS:
994H, 950M, 988KXE
WHEEL DOZERS:
834KLRC
EARTHMOVING COMPACTOR:
816K, 836K, 815F, 815K, 825K, 826K, 816F II 815F II
Connector Pin Count: 3-pin
Sensor Type: Position
| original | 266-1466,2661466,CA2661466 |
Official answers about compatibility, package contents, specifications, installation, shipping, and warranty for Throttle Position Sensor 266-1466 for Caterpillar CAT 623B 639D 637E 621H 631D 637D Wheel Tractor (SKU: ES39044).
No product questions yet. Ask us using the product question form.
Send us your product question and we'll reply by email.
Every new aftermarket part from us includes a 1-year warranty. Full terms, coverage, and how to make a claim: Warranty Assistance.
We ship to customers around the world. Orders are sent with our standard courier service—trackable, dependable, and easy to work with. On this product page, use Get Estimate under the price to see shipping cost and estimated delivery for your location. For destinations, rules, and full details, read our Shipping Policy Details.
We want you to be confident in your order. If you are not satisfied, you may qualify for a return or refund within 90 days, subject to conditions. See our Easy Return Policy for eligibility, steps, and exceptions.
