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31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive

31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive

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Brand Name :OEM
Model Number :R290-7
Place of Origin :China
MOQ :1 PCS
Price :Negotiable
Payment Terms :D/P, D/A, T/T, L/C, Western Union, MoneyGram
Supply Ability :100-2000
Delivery Time :3-7 working days
Packaging Details :Wooden box for heavy parts, paper carton for light parts
Product name :Travel gear
Excavator model :R290 305 320
parts number :31N8-40072 31N8-40071BG 31N8-40070
Warranty :6 months
Category :Excavator Final Drive
Packing :Standard Wooden box
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  • 31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive

Excavator spare parts nameTravel reduction gear
Equipment ModelR320 290 305-7
Parts Categoryexcavator final drive
Spare parts ConditionBrand new
MOQ of order(PCS, SET)1
Parts AvailabilityIn stock
Delivery Lead time1-3 days



The parts could be applied to below models:


EXCAVATOR R250-7 R290-7 R305-7 R320-7 Hyundai


parts diagram:

31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive

*-231N8-40070T/REDUCTION GEAR1#0108 - #0307
*-231N8-40070BGT/REDUCTION GEAR1#0364
*-231N8-40071T/REDUCTION GEAR1#0308 - #0363
*-231N8-40071BGT/REDUCTION GEAR1#0364 - #0953
*-231N8-40072T/REDUCTION GEAR1#0954
2XKAQ-00173SEAL-FLOATING1
3XKAQ-00174HOUSING1
4XKAQ-00175BEARING-ANGULAR2
4XKAQ-00175-ASBEARING-ANGULAR2#0001
5XKAQ-00176SHIM1
6XKAQ-00177RETAINER1
7XKAQ-00178BOLT-WRENCH17
8XKAQ-00179CARRIER ASSY-NO.31#0216
8XKAQ-00398CARRIER ASSY-NO.31#0217
8-1XKAQ-00180CARRIER-NO.31#0216
8-1XKAQ-00396CARRIER-NO.31#0217
8-2XKAQ-00181GEAR-PLANETARY NO.34#0216
8-2XKAQ-00389GEAR-PLANETARY NO.34#0217
8-3XKAQ-00182NEEDLE-NO.372#0216
8-3XKAQ-00390NEEDLE-NO.372#0217
8-4XKAQ-00183WASHER-THRUST NO.38#0216
8-4XKAQ-00391WASHER-THRUST NO.38#0217
8-5XKAQ-00184PIN-NO.34
8-6XKAQ-00185PIN-SPRING NO.34
8-7XKAQ-00186GEAR-SUN NO.31
8-8XKAQ-00187RING-SNAP NO.31
8-9XKAQ-00651PIN-SPRING NO.3-14#0793
9XKAQ-00188CARRIER ASSY-NO.21#0216
9XKAQ-00399CARRIER ASSY-NO.21#0217
9-1XKAQ-00189CARRIER-NO.21#0216
9-1XKAQ-00397CARRIER-NO.21#0217
9-2XKAQ-00190GEAR-PLANETARY NO.23#0216
9-2XKAQ-00392GEAR-PLANETERY NO.23#0217
9-3XKAQ-00191NEEDLE-NO.245#0216
9-3XKAQ-00393NEEDLE-NO.245#0217
9-4XKAQ-00192WASHER-THRUST NO.26#0216
9-4XKAQ-00394WASHER-THRUST NO.26#0217
9-5XKAQ-00193PIN-NO.23
9-6XKAQ-00194PIN-SPRING NO.26
9-7XKAQ-00195GEAR-SUN NO.21
9-8XKAQ-00196RING-SNAP NO.21
9-9XKAQ-00650PIN-SRPING NO.2-16#0793
10XKAQ-00197CARRIER ASSY-NO.11#0216
10XKAQ-00400CARRIER ASSY-NO.11#0217
10-1XKAQ-00198CARRIER-NO.11
10-2XKAQ-00199PLANETARY GEAR-NO.13
10-3XKAQ-00200BEARING-NEEDLE3
10-4XKAQ-00201WASHER-THRUST NO.16#0216
10-4XKAQ-00395WASHER-THRUST NO.16#0217
10-5XKAQ-00202PIN-NO.13
11XKAQ-00203GEAR-SUN NO.11
12XKAQ-00204PLUG3
13XKAQ-00205PIN-LOCK4
14XKAQ-00206GEAR-RING1#0953
14XKAQ-00762GEAR-RING1#0954
15XKAQ-00207BOLT-WRENCH24
16XKAQ-00208RING-THRUST1
17XKAQ-00209COVER1
18XKAQ-002101RING-THRUST NO.2AR
19XKAQ-00211BOLT-WRENCH16
20XKAQ-00212MOTOR-RING1
21XKAQ-00213RING-THRUST NO.31
22XKAQ-00214PAD1
23XKAQ-00215COUPLING1
N NOT SUPPLIED PARTS1

  • Advantage

1. The gear parts are built to fit to the genuine drive gearbox system.

2. The gear parts are supplied strictly according to the genuine parts catalog.

3. All the gear components are manufactured from carefully selected materials with standard quality using standard production process heat treatment processes — including case carburizing, nitriding, and induction hardening.

4. Surplus stock and the various varioties of gear parts that cover final and swign drive for upto 70 Tons excavator. HITACHI KOMATSU HYUNDAI Vo-lvo DOOSAN KOBELCO SUMITOMO KATO JCB

  • Warranty


1. Warranty Period: 3 Months' warranty from the date of arrival. Longer period of 6 months' warranty could be offered with higher price level.

2. Warranty type: replacement of the parts that have quality problem.

3. Warranty is not valid for below cases
* Cutomer give wrong information about the order
* Force Majeure
* Wrong installation and operation
* rust

  • Packing & Delivery


* Strong carton or wooden box for gear components. Wooden box for gearbox assembly
* Delivery methods: By Sea, By air to local internation airport, By express like DHL TNT FEDEX


























China 31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive for sale

31N8-40072 31N8-40071BG 31N8-40070 Travel Reduction Gear Applied To Hyundai R290-7 R320-7 R305-7 Excavator Final Drive

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