HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY
HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY
HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY
HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY

HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY

   SPARKLING MACHINERY NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 Accel Dial Assy is a dedicated operator control component for Hyundai R140LC-9, R140LC-9A, R140LC-9S, and R160LC-9 crawler excavators (widely used in construction, municipal engineering, and medium-scale material handling). As a core part of the cab’s engine control system, it lets operators manually adjust and set engine speed levels—ensuring precise power matching for tasks like light trimming, heavy digging, or idle operation, while maintaining stable RPM to avoid unnecessary fuel waste.
   Meeting Hyundai OEM standards (part no. 21Q4-20812), it endures -30°C to 85°C temperatures, resists dust and vibration, and maintains reliable electrical contact. Strict testing guarantees seamless compatibility with the four Hyundai models and long-term accurate speed control.

Machine Model
R140LC-9 R140LC-9A R140LC-9S R160LC-9
Part Number
21Q4-20812
Quality
China made
Condition
New
MOQ
1 Pcs
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Details
Package Type
Mode of Transport
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FAQS

   Your Hyundai excavator’s trusted engine speed adjustment hub starts here. 
   Now, we’re proud to present the HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY by SPARKLING MACHINERY. Next, we’ll cover its core strengths: seamless compatibility with four Hyundai models, precise speed setting, rigorous quality, and more—helping you understand how it boosts your equipment’s operational flexibility and cuts maintenance troubles.

 

The SPARKLING MACHINERY NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY Photo:

 

HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY HYUNDAI EXCAVATOR PARTS MADE IN CHINA NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 ACCEL DIAL ASSY SPARKLING MACHINERY

 

   And first—thank you so sincerely, from the bottom of our hearts, for choosing SPARKLING MACHINERY’s 21Q4-20812 Accel Dial Assy for your Hyundai R140LC-9, R140LC-9A, R140LC-9S, or R160LC-9 excavator! Your trust isn’t just a purchase to us; it’s the driving force behind our commitment to meeting Hyundai’s strict standards for cab control components. 
   This accelerator dial assembly isn’t just a spare part—it’s your excavator’s “engine speed tuner”; a faulty one can cause unresponsive speed adjustments, erratic RPM, or reduced fuel efficiency. Ours is engineered to fit and perform exactly like Hyundai’s original, so you can count on it fully. Let’s dive into why it’s the perfect match for your machine.

 

   Why choose the SPARKLING NEW R140LC-9 R140LC-9A R140LC-9S R160LC-9 21Q4-20812 Accel Dial Assy?
   - Direct-fit compatibility: Exclusively tailored to match the exact mounting dimensions, connector types, dial layout, and wiring pin configurations of Hyundai R140LC-9/R140LC-9A/R140LC-9S/R160LC-9 cab systems. Marked with genuine part number 21Q4-20812, it aligns perfectly with existing cab panels, engine control units (ECUs), and wiring harnesses—no drilling, rewiring, or adapter use is needed. This cuts replacement downtime by up to 30%, getting your Hyundai excavator back to on-site work faster.
   - Precision control: Features calibrated speed 档位 (10+ adjustable RPM levels, matching Hyundai’s original specs) and ultra-responsive dial operation (signal transmission <0.03 seconds). It lets operators set engine speed accurately—e.g., locking R160LC-9 at low RPM for fine grading or high RPM for heavy bucket loading—preventing speed drift and ensuring consistent performance for task-specific needs.
   - Rigorous quality: Undergoes 18+ strict quality tests tailored to Hyundai -9 series operating conditions, including dial durability trials (50,000+ adjustment cycles without failure), high-low temperature cycle tests (-30°C to 85°C, 700+ cycles), dust resistance checks (IP65 rating), and vibration resistance trials (10-500Hz frequency range). It withstands dusty construction sites, rainy municipal zones, and continuous cab vibration without performance degradation.
   - Professional support: Backed by a dedicated technical team with deep expertise in Hyundai R140LC-9/R140LC-9A/R140LC-9S/R160LC-9 cab systems and accel dial maintenance. We offer 7×24 online assistance, including step-by-step installation guides (with model-specific mounting torque charts and wiring connection diagrams), maintenance recommendations (e.g., periodic dial cleaning, connector inspection), and troubleshooting for issues like unresponsive dials, intermittent RPM signals, or short circuits. Our team ensures an average response time of <2 hours.
   - Cost-effective reliability: Delivers Hyundai OEM-level performance at a competitive price, avoiding the premium of original dealer parts for accelerator dial assemblies. Its durable construction (high-impact cab housing, corrosion-resistant electrical contacts) extends service life by up to 40% compared to generic alternatives, reducing long-term replacement costs by 25%. It also minimizes unplanned downtime caused by dial failure—preventing engine control-related work stoppages and delays in construction or material handling projects.

 

   About SPARKLING MACHINERY:
   - Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

 

   Get In Touch:
   - Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.

  1. 📦 Packing

  2.  

1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment

2. Export-standard packaging to ensure safety during transportation

3. Custom packaging available upon request

4. Dimensions and weight can be provided for freight calculation

302020

403030

454040

🚚 Shipping

 

1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)

2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported

3. For Russian clients, we can introduce the forwarder agent to you

4. Delivery time: Ships within 1-3 working days after payment (for items in stock)

💳 Payment


1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details

📌 Frequently Asked Questions (FAQs)


Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.


Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.


Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.

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We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.

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