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WORM-CIRCLE DRIVE 9D1142 - Caterpillar


9D1142 WORM-CIRCLE DRIVE Caterpillar parts 120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H ES, 12H NA, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 143H, 160G, 160H, 160H ES, 160H NA, 163H, 163H NA
Rating:
52
Alternative (cross code) number:
CA9D1142
9D-1142
9D1142
Caterpillar 9D1142 WORM-CIRCLE DRIVE
Weight: 14 pounds 6 kg.

Buy WORM-CIRCLE DRIVE 9D1142 Caterpillar genuine, new aftermarket tractor parts with delivery
MOTOR GRADER,

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$382.99

15 Aug 2025

US: ZONTOGON
3120782 - WORM-CIRCLE DRIVE 9D1142 Fits Caterpillar (Fits CAT)
Generic Package included: 1x 3120782 - WORM-CIRCLE DRIVE 9D1142 Fits Caterpillar (Fits CAT) as the picture . || High-Performance Efficiency: gineered for maximum efficiency, this product delivers exceptional performance without compromising on quality. It’s a versatile replacement suitable for various applications. || Identify the model: USE Ctrl + F to SEARCH your model number inside the Product Description. || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours
$210.99

28 Jul 2025
14.6[6.57] pounds
US: RAParts Inc.
Stevens Lake Parts One New Gear Worm Fits Caterpillar Models 3120782 3120782-A 9D1142 9D1142-A
Stevens Lake Parts One New Gear Worm || This Is An Aftermarket Part Made To Replace Its OEM Counterpart. || Interchangeable With 3120782 3120782-A 9D1142 9D1142-A || OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering. || Please Note: Some Listings Use Stock Images for Reference and May Differ from the Actual Product.
$382.99

26 Jun 2025

US: KaLiRose
3120782 Worm-Circle Fits Caterpillar 9D1142 120G 120H 120H ES 120H NA 12G 12H
Generic Package included: 1x 3120782 Worm-Circle Fits Caterpillar 9D1142 120G 120H 120H ES 120H NA 12G 12H as the picture . || High-Performance Efficiency: gineered for maximum efficiency, this product delivers exceptional performance without compromising on quality. It’s a versatile replacement suitable for various applications. || Identify the model: USE Ctrl + F to SEARCH your model number inside the Product Description. || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours || Note: If you are not sure about the compatibility please contact us for advice. we will solve your problem within 24 hours
Number on catalog scheme: 5
 
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Compatible equipment models: 9D1142:

Information:


Illustration 1 g02073033
Front view of engine
Table 1
Specification for 300-6832 Air Lines Gp
Item Qty Part Specification description
1 8 6V-3917 O-Ring Seal Lubricate the bore lightly with 5P-3975 Rubber Lubricant.
2 16 6V-5101 O-Ring Seal Lubricate the bore lightly with 5P-3975 Rubber Lubricant.
Illustration 2 g02073035
Right side view of engine
Illustration 3 g02376297
Bolt tightening sequence
Table 2
3 3 5P-8940 O-Ring Seal Lubricate the bore lightly with glycerin or 5P-3975 Rubber Lubricant.
4 16 216-2211 Clamp Use the following procedure in order to tighten the clamps:
1. Center the clamps within the marking on the Hose.
2. Orient the clamps so that the T-bolts are separated by 90 degrees.
3. Tighten the clamps to 10 2 N m (89 18 lb in).
5 12 5F-4899 Bolt Use the following procedure in order to assemble the aftercooler assembly and tighten the bolts:
1. Assemble the seals to the aftercooler core.
2. Temporarily secure the bottom seal to the aftercooler with tape. Do not use an adhesive, a silicone lubricant, or any other lubricant for retention of the seal.
3. Assemble the aftercooler with seals to the inlet manifold.
4. Inspect the bottom seal in order to ensure that the seal is seating correctly in the recess.
5. Install the aftercooler cover or adapter.
6. Inspect the upper seal in order to ensure that the seal is seating correctly in the recess.
7. Install the cover or adapter bolts and washers. Hand tighten the cover or adapter bolts.
8. Tighten the bolts in a numerical sequence as shown in Illustration 3 to 24 N m (18 lb ft).
9. Again, tighten the bolts in a numerical sequence that is shown in Illustration 3 to 47 N m (35 lb ft).
10. Remove the tape.
6 12 322-4643 Bolt
7 8 261-5615 Bolt Torque to 50 10 N m (37 7 lb ft).

Cat SIS web machinery list:

Caterpillar parts catalog
120G Motor Grader 11W01251-UP (MACHINE) POWERED BY 3304 Engine
140G Motor Grader 13W00741-00992 (MACHINE) POWERED BY 3306 Engine
140G Motor Grader 72V10334-UP (MACHINE) POWERED BY 3306 Engine
120G Motor Grader 87V08360-UP (MACHINE) POWERED BY 3304 Engine
12G Motor Grader 61M12027-UP (MACHINE) POWERED BY 3306 Engine
130G Motor Grader 74V02321-UP (MACHINE) POWERED BY 3304 Engine
120G Motor Grader 4HD00001-UP (MACHINE) POWERED BY 3304 Engine
140G Motor Grader 5MD00001-UP (MACHINE) POWERED BY 3306 Engine
12G Motor Grader 3WC01067-UP (MACHINE) POWERED BY 3306 Engine
160G Motor Grader 4JD00141-UP (MACHINE) POWERED BY 3306 Engine
12G Motor Grader 3PL00001-UP (MACHINE) POWERED BY 3306 Engine
140H NA Motor Grader 2ZK00001-UP (MACHINE) POWERED BY 3306 Engine
143H Motor Grader 1AL00001-UP (MACHINE) POWERED BY 3306 Engine
160H Motor Grader 9EJ00001-UP (MACHINE) POWERED BY 3306 Engine
163H Motor Grader 5AK00001-UP (MACHINE) POWERED BY 3306 Engine
120H Motor Grader 4MK00001-UP (MACHINE) POWERED BY 3116 Engine
135H Motor Grader 3YK00001-UP (MACHINE) POWERED BY 3116 Engine
12H Motor Grader 4XM00001-UP (MACHINE) POWERED BY 3306B Engine
12H Motor Grader 2LR00001-UP (MACHINE) POWERED BY 3306 Engine
140H Motor Grader 8KM00001-UP (MACHINE) POWERED BY 3306 Engine
160H Motor Grader 6WM00001-UP (MACHINE) POWERED BY 3306 Engine
120H Motor Grader 6NM00001-UP (MACHINE) POWERED BY 3116 Engine
120H Motor Grader 6TM00001-00442 (MACHINE) POWERED BY 3116 Engine
135H Motor Grader 7MM00001-UP (MACHINE) POWERED BY 3116 Engine
12H Motor Grader 5ZM00001-UP (MACHINE) POWERED BY 3306 Engine
140H Motor Grader 8JM00001-UP (MACHINE) POWERED BY 3306 Engine
160H Motor Grader 9JM00001-UP (MACHINE) POWERED BY 3306 Engine
140H Motor Grader 9TN00001-UP (MACHINE) POWERED BY 3306 Engine
140H Motor Grader 5HM00001-UP (MACHINE) POWERED BY 3306B Engine
160H Motor Grader 3GM00001-UP (MACHINE) POWERED BY 3306B Engine
160H Motor Grader 2FM00001-UP (MACHINE) POWERED BY 3306 Engine
12H Motor Grader 8MN00001-UP (MACHINE) POWERED BY 3306B Engine
135H Motor Grader 8WN00001-UP (MACHINE) POWERED BY 3116 Engine
120H Motor Grader 5FM00001-UP (MACHINE) POWERED BY 3116 Engine
12H Motor Grader 4ER00001-UP (MACHINE) POWERED BY 3306 Engine
12H NA Motor Grader 2WR00001-UP (MACHINE) POWERED BY 3306 Engine
140H Motor Grader 9ZN00001-UP (MACHINE) POWERED BY 3306 Engine
120H Motor Grader 2AN00001-UP (MACHINE) POWERED BY 3116 Engine
140H Motor Grader 3AS00001-UP (MACHINE) POWERED BY 3306 Engine
160H Motor Grader 2HS00001-UP (MACHINE) POWERED BY 3306 Engine
120H Motor Grader 9YR00001-UP (MACHINE) POWERED BY 3116 Engine
12H Motor Grader 2GS00001-UP (MACHINE) POWERED BY 3306 Engine
120H Series NA Motor Grader 6YN00001-UP (MACHINE) POWERED BY 3116 Engine
135H Series NA Motor Grader BDJ00001-UP (MACHINE) POWERED BY 3116 Engine
140H Motor Grader APM00001-UP (MACHINE) POWERED BY 3176C Engine
160H Motor Grader ASD00001-UP (MACHINE) POWERED BY 3176C Engine
143H Motor Grader APN00001-UP (MACHINE) POWERED BY 3176C Engine
163H Motor Grader ARL00001-UP (MACHINE) POWERED BY 3176C Engine
12H Motor Grader AMZ00001-UP (MACHINE) POWERED BY C-9 Engine
12H Motor Grader CBK00001-UP (MACHINE) POWERED BY C-9 Engine
120H Motor Grader ALZ00001-UP (MACHINE) POWERED BY 3126B Engine
135H Motor Grader AMX00001-UP (MACHINE) POWERED BY 3126B Engine
120H Motor Grader CAF00001-UP (MACHINE) POWERED BY 3126B Engine
135H Motor Grader CBC00001-UP (MACHINE) POWERED BY 3126B Engine
120H Motor Grader 12400001-UP (MACHINE) POWERED BY 3126B Engine
140H Motor Grader CCA00001-UP (MACHINE) POWERED BY 3176C Engine
140H Motor Grader 12600001-UP (MACHINE) POWERED BY 3176C Engine
160H Motor Grader CCP00001-UP (MACHINE) POWERED BY 3176C Engine
12H Motor Grader 12500001-UP (MACHINE) POWERED BY C-9 Engine
140H Motor Grader 5HM00001-UP (MACHINE) POWERED BY 3306B Engine


Parts worm Caterpillar catalog:

9D4202 WORM
12G, 130G, 140G, 14G, 16G
3120782 WORM-CIRCLE DRIVE
120H, 120H ES, 120M, 12H, 12H ES, 12H NA, 12M, 135H, 140H, 140H ES, 140H NA, 140K, 140M, 160H, 160H ES, 160H NA, 160K, 160M
6D3872 WORM
12F, 12G, 14E, 16, 16G
1114249 WORM
10 FT, 10-20B, 8 FT, 8-16B, AP-1000B, AP-1055B, AP-1055D, AP-655C, AP-800C, AP-800D, AS2251, AS2252C, AS2301, AS2302, AS2302C, AS3251C, AS3301C, BG-225B, BG-2455D, BG-245C, BG-260D
1122181 WORM
10 FT, 10-20B, 8 FT, 8-16B, AP-1055D, AP-655C, AS3251C, AS3301C, BG-2455D, BG-260D
3238675 WORM-CIRCLE DRIVE
120K, 120K 2, 120M, 120M 2, 12H, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 140H, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 160H, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD
3120782 WORM-CIRCLE DRIVE
120H, 120H ES, 120M, 12H, 12H ES, 12H NA, 12M, 135H, 140H, 140H ES, 140H NA, 140K, 140M, 160H, 160H ES, 160H NA, 160K, 160M
5T8059 WORM-CIRCLE DRIVE
16G, 16H, 16H NA, 16M, 24H, 24M
8W8146 WORM-CIRCLE DRIVE
14G, 14H, 14H NA, 14M
9D4202 WORM
12G, 130G, 140G, 14G, 16G
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