COVER 3T2748 - Caterpillar

3T2748 COVER Caterpillar parts D6H, D6H II, D6H XL, D6H XR, D6R, D6R II, D6R III

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Alternative (cross code) number:
CA3T2748
3T-2748
3T2748

Weight: 4 pounds 2 kg.

Buy COVER 3T2748 Caterpillar genuine, new aftermarket tractor parts with delivery
TRACK-TYPE TRACTOR,

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#1573412 3T2748

2025-08-18

Compatible equipment models: 3T2748:

TRACK-TYPE TRACTOR D6H D6H II D6H XL D6H XR D6R D6R II D6R III Caterpillar

Number on catalog scheme: 2

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Information:

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A FT-1820 Fixture Assembly 1
B 1P-1855 Retaining Ring Pliers 1
C 6V-9072 Guide 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Check the condition of the O-ring and the diaphragm. If the O-ring or the diaphragm is worn or damaged use new parts for replacement.
Illustration 1 g00460801
Install spring (1) and retainer (2) into housing (3) .
Illustration 2 g00460828
Install O-ring seal (6) and spring (5) into valve extension (7). Install stem (4) into valve extension (7). Secure valve extension (7) to retainer (8) with nut (9) .
Illustration 3 g00460830
Install stem (4) and retainer (8) into housing (3) .
Illustration 4 g00460912
Install diaphragm (12), washer (11) and spring (10) on retainer (8) .
Illustration 5 g00460914
Illustration 6 g00460917
Install cover (13) on housing (3). Secure cover (13) with two bolts and washers.
Install O-ring seal (15) onto cover (14) and install cover (14) onto cover (13). Secure cover (14) with two bolts.Note: Refer to Testing and Adjusting, "Fuel System" for additional information on the adjustment procedure for the fuel ratio control.End By: Install the fuel ratio control. Refer to Disassembly and Assembly, "Fuel Ratio Control - Install".

Cat SIS web machinery list:

Caterpillar parts catalog
Product:

D6R Custom Parts Manual Track-Type Tractors 1RW00001-UP (MACHINE) POWERED BY 3306 Engine

158-6663: GUARD GP-BOTTOM » SEBC10740279

D6H D6H LGP Series II Track-Type Tractors 5HF04000-UP (MACHINE) POWERED BY 3306 Engine

7G-5506: GUARD GP-BOTTOM » SEBP19160331
8E-2006: GUARD GP-BOTTOM » SEBP19160332
8G-4012: GUARD GP-BOTTOM » SEBP19160333

D6H Series II Track-Type Tractor Direct Drive 1FJ04000-UP (MACHINE) POWERED BY 3306 Engine

7G-5506: GUARD GP-BOTTOM » SEBP19190264
8E-2006: GUARD GP-BOTTOM » SEBP19190265

D6H Series II XL Track-Type Tractor Power Shift 8ZJ00001-UP (MACHINE) POWERED BY 3306 Engine

7G-5506: GUARD GP-BOTTOM » SEBP21610232
8E-2006: GUARD GP-BOTTOM » SEBP21610233
8E-2803: GUARD GP-BOTTOM » SEBP21610234

D6H Track-Type Tractor XL 9KJ00001-UP (MACHINE) POWERED BY 3306 Engine

7G-5506: GUARD GP-BOTTOM » SEBP21620231
8E-2006: GUARD GP-BOTTOM » SEBP21620232
8E-2803: GUARD GP-BOTTOM » SEBP21620233

D6H XL Series II Track-Type Tractor 9LK00001-UP (MACHINE) POWERED BY 3306 Engine

7G-5506: GUARD GP-BOTTOM » SEBP21660256
8E-2006: GUARD GP-BOTTOM » SEBP21660257
8G-4012: GUARD GP-BOTTOM » SEBP21660258

D6H XR Series II Track-Type Tractor Differential Steering 1YL00001-UP (MACHINE) POWERED BY 3306 Engine

8E-2006: GUARD GP-BOTTOM » SEBP21680241
8G-4012: GUARD GP-BOTTOM » SEBP21680242

D6R Track-Type Tractor XL 4MN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP24920336
170-7184: GUARD GP-BOTTOM » SEBP24920337
170-7190: GUARD GP-BOTTOM » SEBP24920338

D6R Track-Type Tractor Differential Steering 5LN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP24930365
170-7184: GUARD GP-BOTTOM » SEBP24930366
170-7190: GUARD GP-BOTTOM » SEBP24930367

D6R Track-Type Tractor 2YN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP26150313
170-7184: GUARD GP-BOTTOM » SEBP26150314
170-7190: GUARD GP-BOTTOM » SEBP26150315

D6R Track-Type Tractor Differential Steering 1RW00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP26160317
170-7184: GUARD GP-BOTTOM » SEBP26160318
170-7190: GUARD GP-BOTTOM » SEBP26160319

D6R Track-Type Tractor Differential Steering XR 7KN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP26170314
170-7184: GUARD GP-BOTTOM » SEBP26170315
170-7190: GUARD GP-BOTTOM » SEBP26170316

D6R Track-Type Tractor 8LN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP26180306
170-7184: GUARD GP-BOTTOM » SEBP26180307
170-7190: GUARD GP-BOTTOM » SEBP26180308

D6R Track-Type Tractor 9PN00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP26190312
170-7184: GUARD GP-BOTTOM » SEBP26190313
170-7190: GUARD GP-BOTTOM » SEBP26190314

D6R Track-Type Tractor XR Power Shift 6JN00001-UP (MACHINE) POWERED BY 3306 Engine

170-7184: GUARD GP-BOTTOM » SEBP26200317
170-7190: GUARD GP-BOTTOM » SEBP26200318

D6R Track-Type Tractor Power Shift 6MR00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26210242
116-3204: GUARD GP-BOTTOM » SEBP26210243
116-3205: GUARD GP-BOTTOM » SEBP26210244

D6R Track-Type Tractor Differential Steering 7GR00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26220245
116-3204: GUARD GP-BOTTOM » SEBP26220246
116-3205: GUARD GP-BOTTOM » SEBP26220247

D6R Track-Type Tractor 2HM00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26310273
109-0632: GUARD GP-BOTTOM » SEBP26310274
116-3204: GUARD GP-BOTTOM » SEBP26310275
116-3205: GUARD GP-BOTTOM » SEBP26310276
169-3693: GUARD GP-BOTTOM » SEBP26310277
170-7184: GUARD GP-BOTTOM » SEBP26310278
171-6336: GUARD GP-BOTTOM » SEBP26310279

D6R Track-Type Tractor Differential Steering 9BM00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26320322
109-0632: GUARD GP-BOTTOM » SEBP26320323
116-3204: GUARD GP-BOTTOM » SEBP26320324
116-3205: GUARD GP-BOTTOM » SEBP26320325
169-3693: GUARD GP-BOTTOM » SEBP26320326
170-7184: GUARD GP-BOTTOM » SEBP26320327
171-6336: GUARD GP-BOTTOM » SEBP26320328

D6R Track-Type Tractor Differential Steering 9MN00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26330299
109-0632: GUARD GP-BOTTOM » SEBP26330300
116-3204: GUARD GP-BOTTOM » SEBP26330301
116-3205: GUARD GP-BOTTOM » SEBP26330302
169-3693: GUARD GP-BOTTOM » SEBP26330303
170-7184: GUARD GP-BOTTOM » SEBP26330304
171-6336: GUARD GP-BOTTOM » SEBP26330305

D6R LGP Track-Type Tractor 8TM00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26340279
109-0632: GUARD GP-BOTTOM » SEBP26340280
116-3204: GUARD GP-BOTTOM » SEBP26340281
116-3205: GUARD GP-BOTTOM » SEBP26340282
169-3693: GUARD GP-BOTTOM » SEBP26340283
170-7184: GUARD GP-BOTTOM » SEBP26340284
171-6336: GUARD GP-BOTTOM » SEBP26340285

D6R Track-Type Tractor Differential Steering 4FM00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26350297
109-0632: GUARD GP-BOTTOM » SEBP26350298
116-3204: GUARD GP-BOTTOM » SEBP26350299
116-3205: GUARD GP-BOTTOM » SEBP26350300
169-3693: GUARD GP-BOTTOM » SEBP26350301
170-7184: GUARD GP-BOTTOM » SEBP26350302
171-6336: GUARD GP-BOTTOM » SEBP26350303

D6R Track-Type Tractor 4JR00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26360293
109-0632: GUARD GP-BOTTOM » SEBP26360294
116-3204: GUARD GP-BOTTOM » SEBP26360295
116-3205: GUARD GP-BOTTOM » SEBP26360296
169-3693: GUARD GP-BOTTOM » SEBP26360297
170-7184: GUARD GP-BOTTOM » SEBP26360298
171-6336: GUARD GP-BOTTOM » SEBP26360299

D6R Track-Type Tractor XR 8XN00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26370298
109-0632: GUARD GP-BOTTOM » SEBP26370299
116-3204: GUARD GP-BOTTOM » SEBP26370300
116-3205: GUARD GP-BOTTOM » SEBP26370301
169-3693: GUARD GP-BOTTOM » SEBP26370302
170-7184: GUARD GP-BOTTOM » SEBP26370303
171-6336: GUARD GP-BOTTOM » SEBP26370304

D6R Track-Type Tractor LGP 4HN00001-UP (MACHINE) POWERED BY 3306 Engine

108-0649: GUARD GP-BOTTOM » SEBP26380280
109-0632: GUARD GP-BOTTOM » SEBP26380281
116-3204: GUARD GP-BOTTOM » SEBP26380282
116-3205: GUARD GP-BOTTOM » SEBP26380283
169-3693: GUARD GP-BOTTOM » SEBP26380284
170-7184: GUARD GP-BOTTOM » SEBP26380285
171-6336: GUARD GP-BOTTOM » SEBP26380286

D6R SERIES II Track-Type Tractor XL Differential Steering AAX00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP29830456

D6R Series IITRACK-TYPE TRACTOR FTC AEM00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP29840445

D6R Track-Type Tractor XW Differential Steering DMP00001-UP (MACHINE) POWERED BY 3306 Engine

169-3693: GUARD GP-BOTTOM » SEBP33490257
170-7184: GUARD GP-BOTTOM » SEBP33490258
170-7190: GUARD GP-BOTTOM » SEBP33490259
171-6336: GUARD GP-BOTTOM » SEBP33490260

D6R SERIES II TRACK-TYPE TRACTOR BLE00001-UP (MACHINE) POWERED BY C-9 Engine

190-5478: GUARD GP-BOTTOM » SEBP35130439
190-5479: GUARD GP-BOTTOM » SEBP35130440
190-5480: GUARD GP-BOTTOM » SEBP35130442
190-5481: GUARD GP-BOTTOM » SEBP35130443

D6R SERIES II TRACK-TYPE TRACTOR BLT00001-UP (MACHINE) POWERED BY C-9 Engine

190-5478: GUARD GP-BOTTOM » SEBP35140456
190-5479: GUARD GP-BOTTOM » SEBP35140457
190-5481: GUARD GP-BOTTOM » SEBP35140458

D6R Series II TRACK-TYPE TRACTOR LGP, XW BNC00001-UP (MACHINE) POWERED BY C-9 Engine

190-5478: GUARD GP-BOTTOM » SEBP35150443
190-5479: GUARD GP-BOTTOM » SEBP35150444
190-5480: GUARD GP-BOTTOM » SEBP35150446
190-5481: GUARD GP-BOTTOM » SEBP35150447

D6R Series SERIES IIFTC,LGP TRACK-TYPE TRACTOR ACJ00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP35170403

D6R Series IIDS,LGP TRACK-TYPE TRACTOR ADE00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP35180451

D6R Series IIFTC, XL TRACK-TYPE TRACTORS BRJ00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP36510396

D6R Series IIDS, XL TRACK-TYPE TRACTORS BPM00001-UP (MACHINE) POWERED BY C-9 Engine

190-5481: GUARD GP-BOTTOM » SEBP36520405

D6R TRACK-TYPE TRACTOR STD, XL, LGP S6T00001-UP (MACHINE) POWERED BY C9 Engine

218-1836: GUARD GP-BOTTOM » SEBP50480372
236-7241: GUARD GP-BOTTOM » SEBP50480373

Parts cover Caterpillar catalog:

9G0004 COVER AS-TERMINAL
120G, 120H, 120K, 120K 2, 120M, 120M 2, 12G, 12H, 12K, 12M, 130G, 135H, 1390, 140G, 140H, 140K, 140K 2, 143H, 14H, 160G, 160H, 160K, 163H, 16H, 215, 215B, 2384C, 2484C, 24H, 24M, 2590, 30/30, 305.5, 3...

9G8909 COVER-TERMINAL
1090, 1190, 1190T, 120B, 120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 1290T, 12G, 12H, 12H ES, 12H NA, 12K, 12M, 130G, 135H, 135H NA, 1390, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 143H,...

9T4683 COVER
120G, 12G, 130G, 140G, 14G, 160G, 16G, 446B, 446D, 916, 936F, D5C III, D6H, D6H XL, D6H XR, D7H, D8N, D8R, D9R, IT18B

1771044 COVER
2290, 2390, 2391, 2491, 2590, 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, 511, 521, 521B, 522, 522B, 532, 541, 541 ...

6B0830 COVER
120B, 140, 16, 1673C, 215, 3304, 3306B, 55, 561C, 561D, 57, 578, 621, 627B, 631C, 777, 824, 920, 941, 955C, 966C, 977D, 992, 994, 994D, D10N, D10R, D315, D342, D349, D353C, D364, D375D, D397D, D4D, D4...

6I4466 COVER AS-AIR CLEANER
120G, 120H, 120H ES, 120H NA, 12G, 12H, 12H NA, 130G, 135H, 135H NA, 3114, 3116, 3304, 3304B, 515, 525, 561M, 918F, 924F, 928F, 928G, 953B, 953C, AP-1000, AP-1000B, AP-1050, AP-1055B, AP-900B, BG-2455...

5S1211 COVER
120, 120B, 12F, 140, 140B, 14E, 16, 16G, 245, 245B, 245D, 3304B, 3306, 5130, 5130B, 5230, 5230B, 561B, 561C, 572G, 578, 589, 594H, 613, 621, 621B, 621E, 621F, 621R, 623, 623E, 623F, 627, 627B, 627E, 6...

5D1911 COVER-HYDRAULIC CAP
120G, 120H, 120H ES, 120H NA, 120K, 120K 2, 12G, 12H, 12H ES, 12H NA, 12K, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140K, 140K 2, 143H, 14G, 14H, 14H NA, 16, 160G, 160H, 160H ES, 160H NA, 16...

5M2043 COVER
225, 235, 245, 561C, 572G, 572R, 572R II, 951B, 953, 953C, 955C, 955H, 955K, 955L, 963B, 963C, 973, 973C, 973D, 977K, 983B, D5, D5B, D5E, D5H, D5H XL, D6C, D6D, D6E, D6E SR, D6G, D6G SR, D6G2 LGP, D6G...

7N2957 COVER-RADIATOR CAP
16G, 245, 5130, 5130B, 578, 589, 621E, 621F, 623E, 623F, 627E, 627F, 627G, 631E, 633E II, 637D, 637E, 637G, 651E, 657E, 776C, 776D, 777, 777D, 784B, 784C, 785, 785B, 785C, 785D, 789B, 789C, 793, 793B,...

3S3439 COVER-TOP
572G, 572R, 572R II, 578, 583R, 583T, 587R, 587T, 627E, 627F, 627G, 627H, 627K, 627K LRC, 637E, 637G, 735, 740, 776, 776C, 776D, 777, 777B, 777D, 777F, 777G, 784B, 784C, 785, 785B, 785C, 785D, 789B, 7...

6P5209 COVER
140, 153, 173B, 183B, 814B, 815B, 824C, 825C, 826C, 834B, 836, D10, D11N, D4E, D4E SR, D5B, D5E, D6D, D6E, D6E SR, D6H, D6H II, D6H XL, D6H XR, D7G, D7H, D8K, D8L, D8N, D9H, D9L

8G8845 COVER
D6H, D6H II, D6H XL, D6H XR, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7E, D7E LGP

1466670 COVER
572R, 572R II, 578, 583R, 583T, 587R, 587T, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7H, D7R, D7R II, D7R XR, D8N, D8R, D8R II, D8T, PL83, PL87

1087747 COVER-TRANSMISSION
572R, 572R II, D6R, D6R II, D7R, D7R II, D8R II

9G8615 COVER
517, 527, 561M, 561N, 572R, 572R II, 578, 583R, 583T, 587R, 587T, 589, 793C, 793F, 793F CMD, 793F OEM, 793F-XQ, D10N, D10R, D10T, D10T2, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D5M...

1087748 COVER-TRANSMISSION CASE
572R, D6R, D6R II, D7R, D7R II

1119863 COVER-STARTER
966F II, D6R, D7R

3T2051 COVER
D6H, D6H XL, D6H XR, D6R, D6R II, D6R III, D6T, D6T LGP, D6T LGPPAT, D6T XL

8E1211 COVER
527, 561M, 561N, 572R, 572R II, D5H, D5M, D5N, D5R LGP, D6M, D6N, D6N LGP, D6N OEM, D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T XL, D7R, D7R II, D7R XR

8E1212 COVER AS
517, 527, 561M, 561N, 572R, 572R II, D4H, D4H XL, D4HTSK II, D4HTSK III, D5H, D5H XL, D5HTSK II, D5M, D5N, D5R LGP, D6H, D6H II, D6H XL, D6H XR, D6M, D6N, D6N LGP, D6N OEM, D6R, D6R II, D7R, D7R II, D...

4511935 COVER AS
D6R, D6R II, D6R III, D6T, D6T LGP, D6T LGPPAT, D6T XL

1889040 COVER
D6R, D6R II, D6R III, D6R STD, D6T, D6T LGP, D6T LGPPAT, D6T XL, D7R, D7R II, D8R, D8R II, D8T

2092187 COVER AS
D6R, D6R II

3t2748