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ALTERNATOR GP -B 20R0053 - Caterpillar


20R0053 ALTERNATOR GP -B Caterpillar parts
Rating:
80
Alternative (cross code) number:
CA20R0053
20R-0053
20R0053
Caterpillar 20R0053 ALTERNATOR GP -B
Weight: 24 pounds 11 kg.

Buy ALTERNATOR GP -B 20R0053 Caterpillar genuine, new aftermarket tractor parts with delivery

Related part:
2721889  ALTERNATOR GP -B  20R0053  R

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$385.95

24 Oct 2025
16.0[7.20] Pounds
US: Rareelectrical
RAREELECTRICAL New Alternator Compatible With Caterpillar Engine C7 C9 C11 C15 C27 C32 272-1889 3524032 20R0053 272-1889 352-4032 20R0053 2721899
Rareelectrical Rareelectrical Brand Compatible with CAT, CATERPILLAR, DENSO, MAN. Please verify your OEM part number from your original unit to help ensure fitment. || Replaces: Caterpillar 249-0313 S2490313 2490313 / / Denso 101210-9000 101210-9001 101210-9002 5101211223 1012109000 1012109001 1012109002 / Manufacture: Rareelectrical / Design: Denso Brushless / Unit Type: Ir/Ef / Voltage: 24 / Amperage: 150 || Applications: Please Verify Your Oem Part Number From Your Original Unit To Help Ensure Fitment. / Caterpillar C27 / Caterpillar C32 / Caterpillar 3400 / Caterpillar Motor Graders 16M / Caterpillar Motor Graders 160M / Caterpillar Motor Graders 140M / Caterpillar Tracktype Tractors 140M / Caterpillar Tracktype Tractors 160M / Caterpillar Tracktype Tractors D6 / Caterpillar Tracktype Tractors D6r Ttt || Applications: ... || Alternator - Voltage: 24V Amperage: 150 Amps Regulator: Internal Country Of Origin: US Source: Aftermarket
$385.95

24 Oct 2025
16.0[7.20] Pounds
US: Rareelectrical
RAREELECTRICAL New Alternator Compatible With Caterpillar Engine C7 C9 C11 C15 C27 C32 272-1889 3524032 20R0053 272-1889 352-4032 20R0053 2721896
Rareelectrical Rareelectrical Brand Compatible with CAT, CATERPILLAR, DENSO, MAN. Please verify your OEM part number from your original unit to help ensure fitment. || Replaces: Caterpillar 249-0313 S2490313 2490313 / / Denso 101210-9000 101210-9001 101210-9002 5101211223 1012109000 1012109001 1012109002 / Manufacture: Rareelectrical / Design: Denso Brushless / Unit Type: Ir/Ef / Voltage: 24 / Amperage: 150 || Applications: Please Verify Your Oem Part Number From Your Original Unit To Help Ensure Fitment. / Caterpillar C27 / Caterpillar C32 / Caterpillar 3400 / Caterpillar Motor Graders 16M / Caterpillar Motor Graders 160M / Caterpillar Motor Graders 140M / Caterpillar Tracktype Tractors 140M / Caterpillar Tracktype Tractors 160M / Caterpillar Tracktype Tractors D6 / Caterpillar Tracktype Tractors D6r Ttt || Applications: ... || Alternator - Voltage: 24V Amperage: 150 Amps Regulator: Internal Country Of Origin: US Source: Aftermarket
$524.95

19 Oct 2025
23.05[10.37] pounds
US: OEG Parts
OEG Parts New Alternator Compatible With Caterpillar CP64B CP64 2008 2009, CP74 2008-2011, CS64 2008-2012, 12M 2008-2014, CS74 2009-12 ND1012109011 DAN2002 90295938 400-52232 20R0053 14793 1012109010
OEG Parts Replacement Part Numbers: 0210800690, ND101210-9011, ND1012109011, DAN2002, AND0624, A-80419, A80419, 90-29-5938, 90295938, 400-52232, 40052232, 272-1889, 2721889, 211-8008, 2118008, 20R0053, 14793, 101210-9011, 1012109011, 101210-9010, 1012109010, 100-50241, 10050241, 021080-0690 || Condition: New; Unit Series: PMA; Voltage: 24V; Amperage: 150A; Rotation: CW; Regulator/Fan: IR/EF; Pulley Class: V1; Mounting Hardware Included: No; Country of Origin: CN; Notes: PERMANENT MAGNET || Brand New Alternator - Manufactured with New Premium Quality Components - Engineered to Meet or Exceed OEM Specifications - Tested for Reliability, Durability and Performance || Please see Product Description for Fitment Chart
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Information:

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Loctite C5-A Copper Anti-Seize Lubricant -
B 195-4609 Seal Pick 1
C - Isopropyl Alcohol -
D 5P-4996 Plug 2 Start By:
Remove the exhaust elbow.
Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool.
Turn the fuel supply to the OFF position and turn the power disconnect switch to the OFF.
Illustration 1 g02848517
Disconnect clamp assemblies (1) and remove hose (2).
Remove bolts (4), tube assembly (3), and the gasket. Discard the gasket.Note: Cap all hose assemblies, with Tooling (D), and fittings that are disconnected o prevent fluid loss. This action will also keep contaminants out of the systems.
Illustration 2 g02848516
Remove bolt (5) and disconnect harness assembly (6).
Illustration 3 g02848515
Disconnect hose assemblies (7) and hose assembly (8).
Remove allen bolt (9) and the clamp assembly. Position cable assembly (10) out of the way.
Disconnect flame detection temperature sensor (11).
Illustration 4 g02153382
Remove nuts (16) and combustion head (15).
Remove gasket (14), tube assembly (13), and gasket (12). Discard the gaskets.Note: The gaskets are for one time use only. Replace with new gaskets upon installation.
If required, remove studs (17).
Illustration 5 g03686649
Remove fittings (18) and (19).
Remove spark plug (20) and fittings (21).
Illustration 6 g02481277
Use Tooling (B) to remove O-ring seals (22) and (23) from cable assembly (10). Discard the O-ring seals.Installation Procedure
Install combustion head (15) in reverse order of removal.
Apply Tooling (A) to the threads of studs (17). Tighten studs (17) to a torque of 17


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