Fast Delivery Construction Undercarriage Parts Ex300-3 Excavator Track Roller Lower Roller Bottom Roller for Wheel Loader

• Customization: Available
• After-sales Service: Support
• Warranty: 1 Year
• Model NO.: EX300-3
• Type: Undercarriage Parts
• Application: Excavator
• Certification: CE, ISO9001: 2000
• Condition: New
• Material: 51mn
• Hardness: HRC53-7
• Deepth: 8mm-12mm
• Impact Value: 17-21j
• Technology: Lost Wax Casting/Forging
• OEM/OEM: Accepted
• Transport Package: Standard Export Wooden Package
• Trademark: TIG
• Origin: China
• HS Code: 8431499900
• Production Capacity: 700tons/Month

Product Description

Excavator undercarriage parts are essential for machine mobility and ground stability. We supply premium-quality components for all major excavator brands, engineered for strength, wear resistance, and long service life.
 

Key Features:
* Includes track chains, rollers, sprockets, idlers, and track shoes
* Manufactured with high-strength alloy steel and heat-treated for wear resistance
* OEM-compatible with K-oma-tsu, C-A-T, Doosan, Hyundai, Volvo, Hitachi, and more
* Supports models from 1.5T to 50T+
* Available in standard or heavy-duty grades
* Fast global delivery and technical support for accurate part matching

 

Undercarriage Parts Catalogue

track roller / bottom roller / lower roller
		EX40-1		CAT307/308		SH260		SK200-6
PC20		EX45-1		E120B		SH280		SK220
PC25		EX50UR		E180		SH300		SK230
PC30		ZX50		E200B		SH340		SK235
PC38-2		ZAXIS55		E215		SH430		SK300
PC40-5		EX60-2		CAT215BLC		SH580		SK310
PC40-6		EX60-3		CAT225		SH450HD-3		SK320
PC40-7		EX60-5		CAT225D		SH1400-3		SK330-6
PC60-1		EX70		CAT225DLC		LS108RH		SK400
PC60-3		EX90		CAT235		LS1200		Bulldozer
PC60-5/6		EX100		CAT235DLC		LS1200AJ		D20
PC60-7		EX100-M		E240		LS1600		D30
PC90		EX120		E240B		LS2035		D31
PC100-5		EX150		CAT311		LS2050L		D3B
PC120-2		ZX200		CAT312		LS2650		D3C
PC120-3/5		EX200-1		CAT313SR		LS2800		D3D
PC180-3		EX200-2/3/5		E300		LS2800FJ2		D40-1
PC200-1		EX220-1/3		E300B		LS3400EJ		D4C
PC200-2		EX220-2		E300L		LS4300FJ2		D4D
PC200-3		ZAXIS230		E320B		LS5800C2		D4H
PC200-5/6		ZAXIS240		E320C		SC800		D5
PC220-3		ZAXIS270		CAT322		SC1000		D50
PC220-5/6		ZAXIS330		CAT325		Kobelco		D5B
PC200-7		EX300		CAT325LN		K903		D5H
PC240-3		EX300-3		E330		K904B		D5M
PC300-5/6		EX300-5		E330B		K904C		D6B
PC300-7		EX320/321		CAT330LN		K904D		D6C
PC400-5/6		EX330		CAT340		K907B		D6D
PC650		EX350		CAT350		K907C		D6H
PC1000-1		EX400		E450		K907D		D6R
Hitachi		EX400-5		Sumitomo		SK07		D65
UH045		EX550		LX02/03		SK027		D7
UH052		EX650		LX08		SK04N2		D7E
UH053		EX700		SH60		SK07N2		D7F
UH063		EX750-5		SH75-3		SK09N2		D7G
UH07-5		EX1100		SH100		SK60		D7R
		EX1200
UH09-7		FH220-3		SH120		SK100		D80
UH04-7		FH330		SH200		SK120		D85-12
EX20UR-1/2				SH220		SK120LC		D85-18
EX30		E70B		SH250		SK200		D8L

 

D8G		HD700		TAKEUCHI
D8H		HD770		TB045
D8K		HD820		TB068
D8N		HD880-1		TB070
D8R		HD1250		others
D9L		HD1880		35
D9N		Guiyang		BD2F
D155		GUIYANG320		BD2G
D155A-1		GUIYANG200		TP209
D155A-3		Fushun		TD310
D155AX		WY20
D275		WY100
D355		WY160
D355A-3		Xuanhua
D375-2/3		T140
Daewoo		T120
DH55/DH60		Mitsubishi
DH220-3/5		MS40
DH220LC		MS70-8
DH280-2		MS110
DH280-3		MS180-3
DH300
DH320		MS180-8
Hyundai		M450
R60		Samsung
R60-5		SE130
R60-7		SE210
R130		SE210-2
R200		SE280LC
R210		SE350LC
R215
R320-290		K905LC
R290		XD210
R290LC-7		Volvo
R220		EC210-7
		EC240
RX200		EC290
R914B		EC360
Kato		Shichuandao
HD250		IHI55
HD400-2		CCH1500
HD400-5		CCH2500
HD450		SY200

carrier roller / top roller  / upper roller
		EX400-3/5		SH100		E330		Others
PC40		EX550		SH120		CAT330LN		BD2G
PC60-1		EX700		SH135		Bulldozer		FL4
PC60-5/6		EX1000		SH200		D20-5		WT60
PC90		EX1100		SH220		D20-6/7		FT2744
PC100		FH220-3		SH250		D30-17/18/20		ID861G
PC100-5		FH330		SH280		D31		KH180-3
PC120-5		Kobelco		SH300		D4D
PC180-3		K904		SH400		D50
PC200-3/5/6		SK04N2		SH430		D5H
PC200-6		SK07N2		S280		D6D
PC200-7		SK07		S430F2		D60-6
PC210LC-5		SK09N2		S580F2		D65
PC220-7		SK60		LS2600		D6H
PC240-3		SK120		LS2650		D7G
PC300-3/5		SK120-3		LS2700		D85-12
PC400		SK120LC-3		LS2800		D80
PC400-3/5		SK200		LS4300EJ		D8K
Hitachi		SK200-5		Kato		D155
EX30		SK220		HD400-5		D355
ZAXIS40		SK230		HD450		Xuanhua
ZAXIS55		SK300		HD770		T120
EX60		SK320		HD700-7		T140
EX70		Samsung		HD1250		Hyundai
EX90		SE210		K903		R60
EX100		SE280				R130
EX100-M		SE280LC		E120B		R200
EX120		SE350		E200B		RX200
EX150		SE350LC		CAT320LN		R210
EX200-1		Daewoo		CAT215DLC		R290
EX200-2/3/5		DH55		CAT225DLC		R320-290
ZAXIS230		DH220-3/5		CAT235LC		Mitsubishi
ZAXIS240		DH220LC		E240		MS110
ZAXIS270		DH280-2		E312		MS180-3
ZAXIS330		DH280-3		E320		Volvo
EX300-1		DH320		E320B		EC210-7
EX300-2/3		Sumitomo		E300B		EC240
EX300-5		SH60		E300L		EC290
EX400		SH75U-2		E325
EX400-2		SH75-3		CAT325LN

sprocket / sprocket rim
		ZAXIS330		EX60		EC290
PC40		EX400		SK120		EC360
PC60-1		FH220-3		SK200		Bulldozer
PC60-5/6		FH280LC		SK220		D7
PC60-7				SK230		D31
PC90		E120B		SK300		D50
PC100-5		E200B		SK310		D60
PC150-5		CAT215DLC		SK320		D65
PC180-5		CAT225DLC		SK400		D6D
PC200-3		E240		Daewoo
PC200-5/6		E312		DH55
PC200-7		E320		DH220-3/5
PC240-3		E320B		DH280-2
PC300-6		CAT320LN		DH280-3
PC300-3/5		E300B		Samsung
PC400-5		E300L		SE210
PC400-6		E325		SE280
Hitachi		CAT325LN		SE280
UH063		E330		SE280LC
UH07-5		CAT330LN		SE350
UH07-7		Sumitomo		Xuanhua
UH081		SH60		T120
UH083		SH120		T130
EX30		SH200		T140
EX55		SH260		Hyundai
EX60		SH280		R60
EX70		SH300		R130
EX90		SH430		R200  21T
EX100		Kato		R200  23T
EX150		HD400-5		R210
EX200-1		HD450		R210LC-7
EX200-2		HD770		R230
EX200-3/5		HD700		R290
ZAXIS230		HD820		R320LC-7
ZAXIS240		HD1250		Mitsubishi
ZAXIS270		Kobelco		MS120
EX300		SK04N2		MS180-3
EX300-2		SK07C		Volvo
EX300-3		SK07D		EC210
EX300-5		SK07N2		EC240

Idler / Idler assy
		R200		PC400-5/6
E120B		R210		Hitachi
E200B		R225-7		EX30
E240		R290		EX60
E300B		R320LC-7		EX70
E300L		RX200		EX100
CAT307		Kato		EX100M
E312		HD400-5		EX100M-1
E320		HD450		EX100M-3
E325		HD770		EX100M-5
E330		HD700		EX120
Sumitomo		HD820		EX200-1
SH60		HD1250		EX200-2/3/5
SH120		HD1430		EX200-6
SH200		Daewoo		ZX230
SH220		DH55		ZAXIS240
SH260		DH220-3/5		ZAXIS270
SH265		DH258		EX300
SH280		DH280-2		ZX330
SH300		DH280-3		EX400
SH430				EX1100
Kobelco		PC30		FH220-3
SK04N2		PC40		FH330
SK07N2		PC60-1		Samsung
SK60		PC60-5/6		SE210-2
SK120		PC60-7		SE210LC-2
SK120-3		PC90		SE280LC
SK200		PC100		Mitsubishi
SK200-6		PC100-5		MS110-5
SK220-3		PC120-3		MS180-8
SK230		PC120-5		Bulldozer
SK300		PC200-2		D20
SK320		PC200-3		D4H
Volvo		PC200-5		D5H
EC210-7		PC200-7		D6H
EC210B		PC240-3		D60
EC290		PC240-5		D65
EC290B		PC300-3		Others
Hyundai		PC300-5		35
R130		PC400-3

Track link assy /  Track chain
		Kato
E70B
E120B		HD700
E200B		HD750
E215		HD770
E320		HD800
E320N		Hyundai
E330		R200
Hitachi		R210
EX60-5		R215
EX100		R220
EX120-5
ZX200		Volvo
EX200-1		EC210
EX200-2/3/5		EC290
EX220		EC360
EX300		EC460
EX400
		DAEWOO
PC60		DH55
PC120-3		DH60
PC120-5		DH220
PC150		DH280
PC200-3		DH300
PC200-5		Bulldozer
PC200-7		D31
PC220		D4H
PC220-3		D5H
PC300-5		D6H
PC400-3		D60
Kobelco		D65
SK120		D155
SK200		D355
SK220		D4D
SK330-8		D4H
SK350		D6D
Sumitomo		D6E
SH120		D7G
SH200		D8N
SH280
LS280

Others
track pin&bush		bolt&nut		bucket pin			bucket bushing		lock pin
D20		12*38		SK100-3	80*95*50		100*640		PC60
D30		12*40		SK200	80*95*60		100*630		PC200
D31		14*40		45*55*50	80*95*70		100*620		EX200
D50		14*45		50*65*65	80*95*75		100*610		PC400
D60		16*45		50*65*60	80*95*78.5		90*680		E320
D6B		16*53		55*65*50	80*95*80		90*670		E325
D6C		16*62		55*65*70	80*95*85		90*650		SK320
D60-6		18*56		60*75*50	80*95*90		90*630		DH280
D80		18*57		60*75*60	80*95*92		90*620		R290
D150		18*62		60*75*65 (S)	80*95*95		90*575		PC100
SK200		19*62		60*75*65	80*95*100		80*560		PC300
PC60		19*65		60*75*75	80*95*125		80*545		EX300
PC120		19*68		60*75*90	80*100*90		80*540		E200B
PC200		20*57		65*80*50	90*100*120		80*538		E330
PC300		20*68		65*80*60	90*105*70		80*525		SK200
PC400		22*65		65*80*65	90*105*85		80*499		DH220
EX100		22*70		65*80*66	90*105*90		80*481		R200
EX120		24*75		65*80*70 (S)	90*105*100		80*460
EX200		16*70		65*80*75	90*105*105		80*440		horse praction head
EX300		18*70		65*80*80	90*110*90		80*420
E200B		20*70		65*80*85	90*110*100		70*560		EX200
E320		18*78		65/80*90	100*115*63		70*525		PC200-5
MS04M		20*95		70*85*68	100*115*70		70*510		E320
MS110		22*70		70*85*70	100*115*80		70*495		80*180*320
MS180		24*70		70*85*75	100*115*85		70*485		90*180*320
HD880		22*80		70*85*80	100*115*90		70*460		70*150*305
K907		24*80		70*85*85	100*115*100		70*440		80*150*320
N4		16*50		70/85*90	100*115*120		70*427
N45		18*50		70*85*100	100*115*130		70*420
		20*50		70*90*90	110*130*85		65*460		backer ear
		16*90		71*86*50	110*130*90		65*345		Φ80
		18*90		75*90*75			60*435		Φ90
		20*70		75*90*90			60*430		Φ70
		20*90		75*90*100			60*420
		22*78		75*90*105			60*410
		16*180		75*90*110			60*346
		16*150		80*70*70			60*375
		18*180		80*75*70
		20*180		80*80*70
				80*90*70

Q1: What's your advantages?
1. competitive price and guranteed quality; 2. Satisfying and swift after-sale service; 3. Quick and safe modes of payment; 4. Ships items timely and quickly."

Q2: To which places have you exported?
Europe, North America, South America, Asia, middle east, Africa countries ect

Q3: What products do you sell right now?
1.Excavator Bucket teeth, adapter,side cutter
2.Grader blade
3.Undercarriage parts
4.Engine Parts 1. SEALING SERIES:; 2. HYDRAULIC PARTS SERIES; 3. ENGINE PARTS SERIES; 4. ELECTRIC PARTS SERIES;
5. RUBBER PARTS SERIES;
6. Drive shaft series;
7. Oil and fuel series (Filters, pumps, etc.)
8. Exterior & interior parts series
OTHERS: GREASE GUN,WATER TANK,HYDRAULIC OIL COOLER,
FUEL TRANSFER PUMP
SLEWING MOTOR ASSEMBYLY
HYDRAULIC PUMP
FINAL DRIVE ASSEMBLY

Q4: How to guarantee the quality of your product?
1. Strict inspection during production;
2. Recheck the products before shipment;
3. Track and receive feedback from our customers."

Q5: How about your delivery time?
7-25 Days after receiving your payment.