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BELT TENSIONER 2178938 - Caterpillar


2178938 BELT TENSIONER Caterpillar parts 24M, 3126B, 3406E, 735, 740, 770, 772, 793F, 824C, 824G II, 824H, 825G II, 825H, 826G II, 826H, 834G, 834H, 836G, 836H, 844H, 980G, 980G II, 980H, 986H, 988G, 988H, 990H, AD55B, AD60, C-15, C-16, C15,...
Rating:
66
Alternative (cross code) number:
CA2178938
217-8938
2178938
Caterpillar 2178938 BELT TENSIONER
Weight: 3 pounds 1 kg.

Buy BELT TENSIONER 2178938 Caterpillar genuine, new aftermarket tractor parts with delivery
ARTICULATED TRUCK, WHEEL LOADER,

Related part:
2178938  TENSIONER-YM  4194735  CL

Compare Prices: .

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$297.86

05 Nov 2025

CN: ChiBiShiYueZhiJ
1PCS 217-8938 419-4735 Belt Tensioner For C15 C18 3406E Engine 980G 988G 980H 986H Loader
GOPCZTYZL Balance Shaft Belt Tensioners || 1PCS 217-8938 419-4735 Belt Tensioner For C15 C18 3406E Engine 980G 988G 980H 986H Loader
$105.52

29 Oct 2025

US: prysiazh
for Belt Tensioner Fits CAT Fits Caterpillar 3406 3456 C15 C18 D1186-2623 Models 217
RATION For Belt Tensioner Fits CAT Fits Caterpillar 3406 3456 C15 C18 D1186-2623 Models 217 || Belt tensioner designed for Caterpillar engines 3406, 3456, C15, C18, D1186-2623 models. || Ensures proper tension for improved performance and longevity of engine components. || Elevate your garden's beauty with our precision garden replacement parts. || To ensure compatibility, please check the product dimensions and review the provided images closely.
$129.80

29 Oct 2025

US: YFDREPTOOLS
Replacement for 2178938 Tightener Belt Fits Caterpillar 735 740 PM-200 PM-201 826C 826G II 826H
SOUCON Replacement for 2178938 Tightener Belt Fits Caterpillar 735 740 PM-200 PM-201 826C 826G II 826H || Brand New & High-Quality part || Most items are 1 packs, unless specifically stated that it is a 2 pack. || Design improved for more durability, stable and updated characteristics, high reliability. || 【Designed】for user-friendly installation, saving you time and effort.
Number on catalog scheme: 10
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Compatible equipment models: 2178938:

ARTICULATED TRUCK  735   740  
COLD PLANER  PM-200   PM-201  
EJECTOR TRUCK  740  
INDUSTRIAL ENGINE  3126B   3406E   C15   C27   C32  
LANDFILL COMPACTOR  826G II   826H   836G   836H  
MARINE ENGINE  3126B   C7  
MOTOR GRADER  24M  
PETROLEUM ENGINE  C15  
RECLAIMER MIXER  RM-500  
SOIL COMPACTOR  825G II   825H  
TRUCK  770   772   793F  
TRUCK ENGINE  3406E   C-15   C-16   C15   C7  
UNDERGROUND ART TRUCK  AD55B   AD60  
WHEEL DOZER  824C   824G II   824H   834G   834H   844H  
WHEEL LOADER  980G   980G II   980H   986H   988G   988H   990H   Caterpillar

Information:


Illustration 1 g02553396
Top view of engine
Illustration 2 g02553398
Section A-A
Table 1
Specification for 288-1419 Air Lines Gp, 289-2861 Air Lines Gp, and 353-2778 Air Lines Gp
Item Qty Part Specification Description
1 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).
2 8 6V-3917 O-Ring Seal Before assembly, lightly lubricate the bore with glycerine or approved equivalent.
3 4 321-5895 Shield As Do not crush the insulation shield assembly during assembly. Assemble the shield assembly with the springs and the hooks are at the top of the reducer hose.
4 8 6V-1943 High Temperature Bolt Before assembly, lubricate the threads and the bearing surfaces Loctite C5A Copper Anti-Seize.
Torque to 55 10 N m (41 7 lb ft).

Cat SIS web machinery list:

Caterpillar parts catalog
3116 Truck Engine 9GK00001-UP
3116 Truck Engine 7JL00001-UP
3116 Truck Engine 9LN00001-UP
3116 Truck Engine 9YN00001-UP
3406E Industrial Engine 6BR00001-UP
3116 Truck Engine 2FR00001-UP
3126 Industrial Engine ATAAC 3TR00001-UP
3126 Truck Engine 1WM00001-UP
3126 Truck Engine ATAAC 8HW00001-UP
3126B Truck Engine 7AS00001-13352
3126 Truck Engine 7LZ00001-UP
3406E Truck Engine 1MM00001-UP
3126B and 3126E Truck Engine 8SZ00001-UP
3126B Truck Engine 7AS13353-UP
3126B Truck Engine 5GL00001-UP
3126B Truck Engine 8YL00001-UP
3126B Marine Engine 3GS00001-UP
C-15 Truck Engine 6NZ00001-UP
C-16 Truck Engine 7CZ00001-UP
3126B Marine Engine 9ZF00001-UP
3126B And 3126E Truck Engines BKD00001-UP
3126B Industrial Engine BEJ00001-UP
3126E Truck Engine CKM00001-UP
3126E Truck Engine 9SZ00001-UP
3126E Truck Engine CRP00001-UP
3126E Truck Engine HEP00001-UP
3126B Industrial Engine DCS00001-UP
3126E Truck Engine DPF00001-UP
C-15 Truck Engine MBN00001-UP
C15 On-highway Engine BXS00001-UP
C7 On-highway Engine KAL00001-UP
C15 Industrial Engine JRE00001-UP
3126B Gen Set Engine BDZ00001-UP
3126E Truck Engine G3E00001-UP
C7 Marine Engine C7X00001-UP
C7 Marine Engine C7B00001-UP
C7 On-highway Engine YPG00001-UP
C32 Industrial Engine TLD00001-UP
C15 On-Highway Truck MXS00001-UP
C7 Marine Engine C7D00001-UP
C7 Marine Engine C7Z00001-UP
C27 Industrial Engine TWM00001-UP
C7 On-highway Engine LBM00001-UP
C15 Euro III Truck Engine RKS00001-UP
RM-500 Reclaimer Mixer ASW00001-UP (MACHINE) POWERED BY C15 Engine
PM-201 Cold Planer PNM00001-UP (MACHINE) POWERED BY C18 Engine
PM-200 Cold Planer P1C00001-UP (MACHINE) POWERED BY C18 Engine
AP755 Asphalt Paver B3T00001-UP (MACHINE) POWERED BY C7 Engine
C-18 Caterpillar Engine For PM200 Cold Planer P1M00001-UP (MACHINE) POWERED BY C-18 Engine
836G Landfill Compactor 7MZ00001-UP (MACHINE) POWERED BY 3456 Engine
735 Articulated Truck AWR00001-UP (MACHINE) POWERED BY 3406E Engine
740 Articulated Truck AXM00001-UP (MACHINE) POWERED BY 3406E Engine
826G II LANDFILL COMPACTOR AYH00001-UP (MACHINE) POWERED BY 3406 Engine
825G II Soil Compactor AXB00001-UP (MACHINE) POWERED BY 3406 Engine
836G Landfill Compactor BRL00001-UP (MACHINE) POWERED BY 3456 Engine
740 Ejector Articulated Truck AZZ00001-UP (MACHINE) POWERED BY 3406E Engine
836H Landfill Compactor BXD00001-UP (MACHINE) POWERED BY C18 Engine
825H Soil Compactor AZW00001-UP (MACHINE) POWERED BY C15 Engine
826H Landfill Compactor AWF00001-UP (MACHINE) POWERED BY C15 Engine
770 Off-Highway Truck BZZ00001-UP (MACHINE) POWERED BY C15 Engine
772 Off-Highway Truck RLB00001-UP (MACHINE) POWERED BY C18 Engine
24M Motor Grader B9K00001-UP (MACHINE) POWERED BY C18 Engine
735 Articulated Truck B1N00001-UP (MACHINE) POWERED BY C15 Engine
740 Articulated Truck B1P00001-UP (MACHINE) POWERED BY C15 Engine
740 Ejector Articulated Truck B1R00001-UP (MACHINE) POWERED BY C15 Engine
3406E Engine Emissions Retrofit Repower Tier II For 824C Wheel Tractor, 825C, & 826C Compactors 85X00001-UP (MACHINE)
C15 Engine Emissions Retrofit Repower Tier III For 825C, 826C Compactor And 824C Wheel Tractor 85X00001-UP (MACHINE)
793F Off-Highway Truck SSP00001-UP (MACHINE) POWERED BY C175-16 Engine
3406E Engine Rebuild Kit & Related Parts for 735, 740 Articulated Truck & Ejector Articulated Truck AWR00001-UP (MACHINE)
740 OEM Articulated Truck WWD00001-UP (MACHINE) POWERED BY C15 Engine
735 OEM Articulated Truck WWC00001-UP (MACHINE) POWERED BY C15 Engine


Parts belt Caterpillar catalog:

1382514 BELT TENSIONER
3126, 3126B, 3126E, 345B L, 797, 854G, 992G, C7
2002279 BELT TENSIONER
3406E, 583T, 587T, C-12, C-15, C-16, C-9, C13, C15, D8T, TH35-C13T
1644599 BELT-SERPENTINE
3126, 3406E, 735, 740, 824C, 824G II, 825G II, 826G II, 980G, 980G II, 980H, 986H
2201209 BELT TENSIONER
120K, 120K 2, 12K, 12M, 140K, 140K 2, 160K, 3126, 3126B, 3126E, 573, 584, 814F II, 815F II, 816F II, 938H, 953D, 963D, 973D, AP-600D, AP-655D, AP555E, BG500E, BG600D, BG655D, C-9, C6.6, C7, C9, CX31-C...
3368955 BELT TENSIONER
AD45B, AD55, C-15, C-16, C15, TH35-C15T
2193303 BELT-SERPENTINE
938G II, 950G II, 962G II, C7, CP-56, CP-64, CP-76, CS-56, CS-64, CS-74, D5K2 XL, IT38G II, IT62G II
1974567 BELT-SERPENTINE
120H, 135H, 3126B, C15, C9, CX31-C15I, TH35-C15I
2431276 BELT-SERPENTINE
365C, 365C L, 365C L MH, 374D L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, C15, C18, CX35-P800
1834494 BELT-SERPENTINE
3126B, 322C, 322C FM, 325C, 325C FM, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 570B, 580B, AP555E, BG500E, C7, C9, CX31-C9I, M325C MH, M330D, TH3...
2624995 BELT-SERPENTINE
844H, 990H, C27, C32
2534531 BELT-SERPENTINE
950H, 962H, 966G II, 972G II, C15, D5R LGP, D6N, IT62H
1417116 BELT-SERPENTINE
3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 5130, 5130B, 5230B, 776C, 776D, 777, 777B, 777C, 777D, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793B, 793C, 793D, 797, 797B...
7E4841 BELT-SERPENTINE
3508, 3512, 3516, 777, 777B, 785, 994, G3508, G3512, G3516, G3612, G3616
3577153 BELT-SERPENTINE
3516B, 789D, 793F, 793F CMD, 793F OEM, C175-16, C175-20
1352151 BELT TENSIONER
3116, 3126, 3126B, 3126E, 980G II, 980H, AP-755, C7
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